Provides a set of methods for querying objects that implement ParallelQuery{TSource}. This is the parallel equivalent of T:System.Linq.Enumerable. More...

Static Public Member Functions
static ParallelQuery< TSource >	AsParallel< TSource > (this IEnumerable< TSource > source)
	Enables parallelization of a query. More...

static ParallelQuery< TSource >	AsParallel< TSource > (this Partitioner< TSource > source)
	Enables parallelization of a query, as sourced by a custom partitioner that is responsible for splitting the input sequence into partitions. More...

static ParallelQuery< TSource >	AsOrdered< TSource > (this ParallelQuery< TSource > source)
	Enables treatment of a data source as if it were ordered, overriding the default of unordered. AsOrdered may only be invoked on generic sequences returned by AsParallel, ParallelEnumerable.Range, and ParallelEnumerable.Repeat. More...

static ParallelQuery	AsOrdered (this ParallelQuery source)
	Enables treatment of a data source as if it were ordered, overriding the default of unordered. AsOrdered may only be invoked on non-generic sequences returned by AsParallel, ParallelEnumerable.Range, and ParallelEnumerable.Repeat. More...

static ParallelQuery< TSource >	AsUnordered< TSource > (this ParallelQuery< TSource > source)
	Allows an intermediate query to be treated as if no ordering is implied among the elements. More...

static ParallelQuery	AsParallel (this IEnumerable source)
	Enables parallelization of a query. More...

static IEnumerable< TSource >	AsSequential< TSource > (this ParallelQuery< TSource > source)
	Converts a T:System.Linq.ParallelQuery`1 into an T:System.Collections.Generic.IEnumerable`1 to force sequential evaluation of the query. More...

static ParallelQuery< TSource >	WithDegreeOfParallelism< TSource > (this ParallelQuery< TSource > source, int degreeOfParallelism)
	Sets the degree of parallelism to use in a query. Degree of parallelism is the maximum number of concurrently executing tasks that will be used to process the query. More...

static ParallelQuery< TSource >	WithCancellation< TSource > (this ParallelQuery< TSource > source, CancellationToken cancellationToken)
	Sets the T:System.Threading.CancellationToken to associate with the query. More...

static ParallelQuery< TSource >	WithExecutionMode< TSource > (this ParallelQuery< TSource > source, ParallelExecutionMode executionMode)
	Sets the execution mode of the query. More...

static ParallelQuery< TSource >	WithMergeOptions< TSource > (this ParallelQuery< TSource > source, ParallelMergeOptions mergeOptions)
	Sets the merge options for this query, which specify how the query will buffer output. More...

static ParallelQuery< int >	Range (int start, int count)
	Generates a parallel sequence of integral numbers within a specified range. More...

static ParallelQuery< TResult >	Repeat< TResult > (TResult element, int count)
	Generates a parallel sequence that contains one repeated value. More...

static ParallelQuery< TResult >	Empty< TResult > ()
	Returns an empty ParallelQuery{TResult} that has the specified type argument. More...

static void	ForAll< TSource > (this ParallelQuery< TSource > source, Action< TSource > action)
	Invokes in parallel the specified action for each element in the source . More...

static ParallelQuery< TSource >	Where< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Filters in parallel a sequence of values based on a predicate. More...

static ParallelQuery< TSource >	Where< TSource > (this ParallelQuery< TSource > source, Func< TSource, int, bool > predicate)
	Filters in parallel a sequence of values based on a predicate. Each element's index is used in the logic of the predicate function. More...

static ParallelQuery< TResult >	Select< TSource, TResult > (this ParallelQuery< TSource > source, Func< TSource, TResult > selector)
	Projects in parallel each element of a sequence into a new form. More...

static ParallelQuery< TResult >	Select< TSource, TResult > (this ParallelQuery< TSource > source, Func< TSource, int, TResult > selector)
	Projects in parallel each element of a sequence into a new form by incorporating the element's index. More...

static ParallelQuery< TResult >	Zip< TFirst, TSecond, TResult > (this ParallelQuery< TFirst > first, ParallelQuery< TSecond > second, Func< TFirst, TSecond, TResult > resultSelector)
	Merges in parallel two sequences by using the specified predicate function. More...

static ParallelQuery< TResult >	Zip< TFirst, TSecond, TResult > (this ParallelQuery< TFirst > first, IEnumerable< TSecond > second, Func< TFirst, TSecond, TResult > resultSelector)
	This Zip overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when invoked. More...

static ParallelQuery< TResult >	Join< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, ParallelQuery< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, TInner, TResult > resultSelector)
	Correlates in parallel the elements of two sequences based on matching keys. The default equality comparer is used to compare keys. More...

static ParallelQuery< TResult >	Join< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, IEnumerable< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, TInner, TResult > resultSelector)
	This Join overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when invoked. More...

static ParallelQuery< TResult >	Join< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, ParallelQuery< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, TInner, TResult > resultSelector, IEqualityComparer< TKey > comparer)
	Correlates in parallel the elements of two sequences based on matching keys. A specified T:System.Collections.Generic.IEqualityComparer`1 is used to compare keys. More...

static ParallelQuery< TResult >	Join< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, IEnumerable< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, TInner, TResult > resultSelector, IEqualityComparer< TKey > comparer)
	This Join overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when invoked. More...

static ParallelQuery< TResult >	GroupJoin< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, ParallelQuery< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, IEnumerable< TInner >, TResult > resultSelector)
	Correlates in parallel the elements of two sequences based on equality of keys and groups the results. The default equality comparer is used to compare keys. More...

static ParallelQuery< TResult >	GroupJoin< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, IEnumerable< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, IEnumerable< TInner >, TResult > resultSelector)
	This GroupJoin overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TResult >	GroupJoin< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, ParallelQuery< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, IEnumerable< TInner >, TResult > resultSelector, IEqualityComparer< TKey > comparer)
	Correlates in parallel the elements of two sequences based on key equality and groups the results. A specified T:System.Collections.Generic.IEqualityComparer`1 is used to compare keys. More...

static ParallelQuery< TResult >	GroupJoin< TOuter, TInner, TKey, TResult > (this ParallelQuery< TOuter > outer, IEnumerable< TInner > inner, Func< TOuter, TKey > outerKeySelector, Func< TInner, TKey > innerKeySelector, Func< TOuter, IEnumerable< TInner >, TResult > resultSelector, IEqualityComparer< TKey > comparer)
	This GroupJoin overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TResult >	SelectMany< TSource, TResult > (this ParallelQuery< TSource > source, Func< TSource, IEnumerable< TResult >> selector)
	Projects in parallel each element of a sequence to an T:System.Collections.Generic.IEnumerable`1 and flattens the resulting sequences into one sequence. More...

static ParallelQuery< TResult >	SelectMany< TSource, TResult > (this ParallelQuery< TSource > source, Func< TSource, int, IEnumerable< TResult >> selector)
	Projects in parallel each element of a sequence to an T:System.Collections.Generic.IEnumerable`1, and flattens the resulting sequences into one sequence. The index of each source element is used in the projected form of that element. More...

static ParallelQuery< TResult >	SelectMany< TSource, TCollection, TResult > (this ParallelQuery< TSource > source, Func< TSource, IEnumerable< TCollection >> collectionSelector, Func< TSource, TCollection, TResult > resultSelector)
	Projects each element of a sequence to an T:System.Collections.Generic.IEnumerable`1, flattens the resulting sequences into one sequence, and invokes a result selector function on each element therein. More...

static ParallelQuery< TResult >	SelectMany< TSource, TCollection, TResult > (this ParallelQuery< TSource > source, Func< TSource, int, IEnumerable< TCollection >> collectionSelector, Func< TSource, TCollection, TResult > resultSelector)
	Projects each element of a sequence to an T:System.Collections.Generic.IEnumerable`1, flattens the resulting sequences into one sequence, and invokes a result selector function on each element therein. The index of each source element is used in the intermediate projected form of that element. More...

static OrderedParallelQuery< TSource >	OrderBy< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Sorts in parallel the elements of a sequence in ascending order according to a key. More...

static OrderedParallelQuery< TSource >	OrderBy< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IComparer< TKey > comparer)
	Sorts in parallel the elements of a sequence in ascending order by using a specified comparer. More...

static OrderedParallelQuery< TSource >	OrderByDescending< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Sorts in parallel the elements of a sequence in descending order according to a key. More...

static OrderedParallelQuery< TSource >	OrderByDescending< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IComparer< TKey > comparer)
	Sorts the elements of a sequence in descending order by using a specified comparer. More...

static OrderedParallelQuery< TSource >	ThenBy< TSource, TKey > (this OrderedParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Performs in parallel a subsequent ordering of the elements in a sequence in ascending order according to a key. More...

static OrderedParallelQuery< TSource >	ThenBy< TSource, TKey > (this OrderedParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IComparer< TKey > comparer)
	Performs in parallel a subsequent ordering of the elements in a sequence in ascending order by using a specified comparer. More...

static OrderedParallelQuery< TSource >	ThenByDescending< TSource, TKey > (this OrderedParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Performs in parallel a subsequent ordering of the elements in a sequence in descending order, according to a key. More...

static OrderedParallelQuery< TSource >	ThenByDescending< TSource, TKey > (this OrderedParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IComparer< TKey > comparer)
	Performs in parallel a subsequent ordering of the elements in a sequence in descending order by using a specified comparer. More...

static ParallelQuery< IGrouping< TKey, TSource > >	GroupBy< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Groups in parallel the elements of a sequence according to a specified key selector function. More...

static ParallelQuery< IGrouping< TKey, TSource > >	GroupBy< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IEqualityComparer< TKey > comparer)
	Groups in parallel the elements of a sequence according to a specified key selector function and compares the keys by using a specified T:System.Collections.Generic.IComparer`1. More...

static ParallelQuery< IGrouping< TKey, TElement > >	GroupBy< TSource, TKey, TElement > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector)
	Groups in parallel the elements of a sequence according to a specified key selector function and projects the elements for each group by using a specified function. More...

static ParallelQuery< IGrouping< TKey, TElement > >	GroupBy< TSource, TKey, TElement > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector, IEqualityComparer< TKey > comparer)
	Groups in parallel the elements of a sequence according to a key selector function. The keys are compared by using a comparer and each group's elements are projected by using a specified function. More...

static ParallelQuery< TResult >	GroupBy< TSource, TKey, TResult > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TKey, IEnumerable< TSource >, TResult > resultSelector)
	Groups in parallel the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. More...

static ParallelQuery< TResult >	GroupBy< TSource, TKey, TResult > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TKey, IEnumerable< TSource >, TResult > resultSelector, IEqualityComparer< TKey > comparer)
	Groups in parallel the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. The keys are compared by using a specified comparer. More...

static ParallelQuery< TResult >	GroupBy< TSource, TKey, TElement, TResult > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector, Func< TKey, IEnumerable< TElement >, TResult > resultSelector)
	Groups in parallel the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. The elements of each group are projected by using a specified function. More...

static ParallelQuery< TResult >	GroupBy< TSource, TKey, TElement, TResult > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector, Func< TKey, IEnumerable< TElement >, TResult > resultSelector, IEqualityComparer< TKey > comparer)
	Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. Key values are compared by using a specified comparer, and the elements of each group are projected by using a specified function. More...

static TSource	Aggregate< TSource > (this ParallelQuery< TSource > source, Func< TSource, TSource, TSource > func)
	Applies in parallel an accumulator function over a sequence. More...

static TAccumulate	Aggregate< TSource, TAccumulate > (this ParallelQuery< TSource > source, TAccumulate seed, Func< TAccumulate, TSource, TAccumulate > func)
	Applies in parallel an accumulator function over a sequence. The specified seed value is used as the initial accumulator value. More...

static TResult	Aggregate< TSource, TAccumulate, TResult > (this ParallelQuery< TSource > source, TAccumulate seed, Func< TAccumulate, TSource, TAccumulate > func, Func< TAccumulate, TResult > resultSelector)
	Applies in parallel an accumulator function over a sequence. The specified seed value is used as the initial accumulator value, and the specified function is used to select the result value. More...

static TResult	Aggregate< TSource, TAccumulate, TResult > (this ParallelQuery< TSource > source, TAccumulate seed, Func< TAccumulate, TSource, TAccumulate > updateAccumulatorFunc, Func< TAccumulate, TAccumulate, TAccumulate > combineAccumulatorsFunc, Func< TAccumulate, TResult > resultSelector)
	Applies in parallel an accumulator function over a sequence. This overload is not available in the sequential implementation. More...

static TResult	Aggregate< TSource, TAccumulate, TResult > (this ParallelQuery< TSource > source, Func< TAccumulate > seedFactory, Func< TAccumulate, TSource, TAccumulate > updateAccumulatorFunc, Func< TAccumulate, TAccumulate, TAccumulate > combineAccumulatorsFunc, Func< TAccumulate, TResult > resultSelector)
	Applies in parallel an accumulator function over a sequence. This overload is not available in the sequential implementation. More...

static int	Count< TSource > (this ParallelQuery< TSource > source)
	Returns the number of elements in a parallel sequence. More...

static int	Count< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns a number that represents how many elements in the specified parallel sequence satisfy a condition. More...

static long	LongCount< TSource > (this ParallelQuery< TSource > source)
	Returns an Int64 that represents the total number of elements in a parallel sequence. More...

static long	LongCount< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns an Int64 that represents how many elements in a parallel sequence satisfy a condition. More...

static int	Sum (this ParallelQuery< int > source)
	Computes in parallel the sum of a sequence of values. More...

static ? int	Sum (this ParallelQuery< int?> source)
	Computes in parallel the sum of a sequence of values. More...

static long	Sum (this ParallelQuery< long > source)
	Computes in parallel the sum of a sequence of values. More...

static ? long	Sum (this ParallelQuery< long?> source)
	Computes in parallel the sum of a sequence of values. More...

static float	Sum (this ParallelQuery< float > source)
	Computes in parallel the sum of a sequence of values. More...

static ? float	Sum (this ParallelQuery< float?> source)
	Computes in parallel the sum of a sequence of values. More...

static double	Sum (this ParallelQuery< double > source)
	Computes in parallel the sum of a sequence of values. More...

static ? double	Sum (this ParallelQuery< double?> source)
	Computes in parallel the sum of a sequence of values. More...

static decimal	Sum (this ParallelQuery< decimal > source)
	Computes in parallel the sum of a sequence of values. More...

static ? decimal	Sum (this ParallelQuery< decimal?> source)
	Computes in parallel the sum of a sequence of values. More...

static int	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, int > selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? int	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, int?> selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static long	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, long > selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? long	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, long?> selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static float	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, float > selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? float	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, float?> selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static double	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, double > selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? double	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, double?> selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static decimal	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal > selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? decimal	Sum< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal?> selector)
	Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static int	Min (this ParallelQuery< int > source)
	Returns the minimum value in a parallel sequence of values. More...

static ? int	Min (this ParallelQuery< int?> source)
	Returns the minimum value in a parallel sequence of values. More...

static long	Min (this ParallelQuery< long > source)
	Returns the minimum value in a parallel sequence of values. More...

static ? long	Min (this ParallelQuery< long?> source)
	Returns the minimum value in a parallel sequence of values. More...

static float	Min (this ParallelQuery< float > source)
	Returns the minimum value in a parallel sequence of values. More...

static ? float	Min (this ParallelQuery< float?> source)
	Returns the minimum value in a parallel sequence of values. More...

static double	Min (this ParallelQuery< double > source)
	Returns the minimum value in a parallel sequence of values. More...

static ? double	Min (this ParallelQuery< double?> source)
	Returns the minimum value in a parallel sequence of values. More...

static decimal	Min (this ParallelQuery< decimal > source)
	Returns the minimum value in a parallel sequence of values. More...

static ? decimal	Min (this ParallelQuery< decimal?> source)
	Returns the minimum value in a parallel sequence of values. More...

static TSource	Min< TSource > (this ParallelQuery< TSource > source)
	Returns the minimum value in a parallel sequence of values. More...

static int	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, int > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static ? int	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, int?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static long	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, long > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static ? long	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, long?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static float	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, float > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static ? float	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, float?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static double	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, double > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static ? double	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, double?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static decimal	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static ? decimal	Min< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static TResult	Min< TSource, TResult > (this ParallelQuery< TSource > source, Func< TSource, TResult > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the minimum value. More...

static int	Max (this ParallelQuery< int > source)
	Returns the maximum value in a parallel sequence of values. More...

static ? int	Max (this ParallelQuery< int?> source)
	Returns the maximum value in a parallel sequence of values. More...

static long	Max (this ParallelQuery< long > source)
	Returns the maximum value in a parallel sequence of values. More...

static ? long	Max (this ParallelQuery< long?> source)
	Returns the maximum value in a parallel sequence of values. More...

static float	Max (this ParallelQuery< float > source)
	Returns the maximum value in a parallel sequence of values. More...

static ? float	Max (this ParallelQuery< float?> source)
	Returns the maximum value in a parallel sequence of values. More...

static double	Max (this ParallelQuery< double > source)
	Returns the maximum value in a parallel sequence of values. More...

static ? double	Max (this ParallelQuery< double?> source)
	Returns the maximum value in a parallel sequence of values. More...

static decimal	Max (this ParallelQuery< decimal > source)
	Returns the maximum value in a parallel sequence of values. More...

static ? decimal	Max (this ParallelQuery< decimal?> source)
	Returns the maximum value in a parallel sequence of values. More...

static TSource	Max< TSource > (this ParallelQuery< TSource > source)
	Returns the maximum value in a parallel sequence of values. More...

static int	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, int > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static ? int	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, int?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static long	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, long > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static ? long	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, long?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static float	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, float > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static ? float	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, float?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static double	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, double > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static ? double	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, double?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static decimal	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static ? decimal	Max< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal?> selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static TResult	Max< TSource, TResult > (this ParallelQuery< TSource > source, Func< TSource, TResult > selector)
	Invokes in parallel a transform function on each element of a sequence and returns the maximum value. More...

static double	Average (this ParallelQuery< int > source)
	Computes in parallel the average of a sequence of values. More...

static ? double	Average (this ParallelQuery< int?> source)
	Computes in parallel the average of a sequence of values. More...

static double	Average (this ParallelQuery< long > source)
	Computes in parallel the average of a sequence of values. More...

static ? double	Average (this ParallelQuery< long?> source)
	Computes in parallel the average of a sequence of values. More...

static float	Average (this ParallelQuery< float > source)
	Computes in parallel the average of a sequence of values. More...

static ? float	Average (this ParallelQuery< float?> source)
	Computes in parallel the average of a sequence of values. More...

static double	Average (this ParallelQuery< double > source)
	Computes in parallel the average of a sequence of values. More...

static ? double	Average (this ParallelQuery< double?> source)
	Computes in parallel the average of a sequence of values. More...

static decimal	Average (this ParallelQuery< decimal > source)
	Computes in parallel the average of a sequence of values. More...

static ? decimal	Average (this ParallelQuery< decimal?> source)
	Computes in parallel the average of a sequence of values. More...

static double	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, int > selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? double	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, int?> selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static double	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, long > selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? double	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, long?> selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static float	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, float > selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? float	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, float?> selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static double	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, double > selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? double	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, double?> selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static decimal	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal > selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static ? decimal	Average< TSource > (this ParallelQuery< TSource > source, Func< TSource, decimal?> selector)
	Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence. More...

static bool	Any< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Determines in parallel whether any element of a sequence satisfies a condition. More...

static bool	Any< TSource > (this ParallelQuery< TSource > source)
	Determines whether a parallel sequence contains any elements. More...

static bool	All< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Determines in parallel whether all elements of a sequence satisfy a condition. More...

static bool	Contains< TSource > (this ParallelQuery< TSource > source, TSource value)
	Determines in parallel whether a sequence contains a specified element by using the default equality comparer. More...

static bool	Contains< TSource > (this ParallelQuery< TSource > source, TSource value, IEqualityComparer< TSource > comparer)
	Determines in parallel whether a sequence contains a specified element by using a specified T:System.Collections.Generic.IEqualityComparer`1. More...

static ParallelQuery< TSource >	Take< TSource > (this ParallelQuery< TSource > source, int count)
	Returns a specified number of contiguous elements from the start of a parallel sequence. More...

static ParallelQuery< TSource >	TakeWhile< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns elements from a parallel sequence as long as a specified condition is true. More...

static ParallelQuery< TSource >	TakeWhile< TSource > (this ParallelQuery< TSource > source, Func< TSource, int, bool > predicate)
	Returns elements from a parallel sequence as long as a specified condition is true. The element's index is used in the logic of the predicate function. More...

static ParallelQuery< TSource >	Skip< TSource > (this ParallelQuery< TSource > source, int count)
	Bypasses a specified number of elements in a parallel sequence and then returns the remaining elements. More...

static ParallelQuery< TSource >	SkipWhile< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Bypasses elements in a parallel sequence as long as a specified condition is true and then returns the remaining elements. More...

static ParallelQuery< TSource >	SkipWhile< TSource > (this ParallelQuery< TSource > source, Func< TSource, int, bool > predicate)
	Bypasses elements in a parallel sequence as long as a specified condition is true and then returns the remaining elements. The element's index is used in the logic of the predicate function. More...

static ParallelQuery< TSource >	Concat< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second)
	Concatenates two parallel sequences. More...

static ParallelQuery< TSource >	Concat< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second)
	This Concat overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static bool	SequenceEqual< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second)
	Determines whether two parallel sequences are equal by comparing the elements by using the default equality comparer for their type. More...

static bool	SequenceEqual< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second)
	This SequenceEqual overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static bool	SequenceEqual< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second, IEqualityComparer< TSource > comparer)
	Determines whether two parallel sequences are equal by comparing their elements by using a specified IEqualityComparer{T}. More...

static bool	SequenceEqual< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second, IEqualityComparer< TSource > comparer)
	This SequenceEqual overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TSource >	Distinct< TSource > (this ParallelQuery< TSource > source)
	Returns distinct elements from a parallel sequence by using the default equality comparer to compare values. More...

static ParallelQuery< TSource >	Distinct< TSource > (this ParallelQuery< TSource > source, IEqualityComparer< TSource > comparer)
	Returns distinct elements from a parallel sequence by using a specified T:System.Collections.Generic.IEqualityComparer`1 to compare values. More...

static ParallelQuery< TSource >	Union< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second)
	Produces the set union of two parallel sequences by using the default equality comparer. More...

static ParallelQuery< TSource >	Union< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second)
	This Union overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TSource >	Union< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second, IEqualityComparer< TSource > comparer)
	Produces the set union of two parallel sequences by using a specified IEqualityComparer{T}. More...

static ParallelQuery< TSource >	Union< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second, IEqualityComparer< TSource > comparer)
	This Union overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TSource >	Intersect< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second)
	Produces the set intersection of two parallel sequences by using the default equality comparer to compare values. More...

static ParallelQuery< TSource >	Intersect< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second)
	This Intersect overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TSource >	Intersect< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second, IEqualityComparer< TSource > comparer)
	Produces the set intersection of two parallel sequences by using the specified IEqualityComparer{T} to compare values. More...

static ParallelQuery< TSource >	Intersect< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second, IEqualityComparer< TSource > comparer)
	This Intersect overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TSource >	Except< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second)
	Produces the set difference of two parallel sequences by using the default equality comparer to compare values. More...

static ParallelQuery< TSource >	Except< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second)
	This Except overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static ParallelQuery< TSource >	Except< TSource > (this ParallelQuery< TSource > first, ParallelQuery< TSource > second, IEqualityComparer< TSource > comparer)
	Produces the set difference of two parallel sequences by using the specified T:System.Collections.Generic.IEqualityComparer`1 to compare values. More...

static ParallelQuery< TSource >	Except< TSource > (this ParallelQuery< TSource > first, IEnumerable< TSource > second, IEqualityComparer< TSource > comparer)
	This Except overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called. More...

static IEnumerable< TSource >	AsEnumerable< TSource > (this ParallelQuery< TSource > source)
	Converts a T:System.Linq.ParallelQuery`1 into an T:System.Collections.Generic.IEnumerable`1 to force sequential evaluation of the query. More...

static TSource []	ToArray< TSource > (this ParallelQuery< TSource > source)
	Creates an array from a T:System.Linq.ParallelQuery`1. More...

static List< TSource >	ToList< TSource > (this ParallelQuery< TSource > source)
	Creates a T:System.Collections.Generic.List`1 from an T:System.Linq.ParallelQuery`1. More...

static Dictionary< TKey, TSource >	ToDictionary< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function. More...

static Dictionary< TKey, TSource >	ToDictionary< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IEqualityComparer< TKey > comparer)
	Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function and key comparer. More...

static Dictionary< TKey, TElement >	ToDictionary< TSource, TKey, TElement > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector)
	Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to specified key selector and element selector functions. More...

static Dictionary< TKey, TElement >	ToDictionary< TSource, TKey, TElement > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector, IEqualityComparer< TKey > comparer)
	Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function, a comparer, and an element selector function. More...

static ILookup< TKey, TSource >	ToLookup< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector)
	Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function. More...

static ILookup< TKey, TSource >	ToLookup< TSource, TKey > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, IEqualityComparer< TKey > comparer)
	Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function and key comparer. More...

static ILookup< TKey, TElement >	ToLookup< TSource, TKey, TElement > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector)
	Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to specified key selector and element selector functions. More...

static ILookup< TKey, TElement >	ToLookup< TSource, TKey, TElement > (this ParallelQuery< TSource > source, Func< TSource, TKey > keySelector, Func< TSource, TElement > elementSelector, IEqualityComparer< TKey > comparer)
	Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function, a comparer and an element selector function. More...

static ParallelQuery< TSource >	Reverse< TSource > (this ParallelQuery< TSource > source)
	Inverts the order of the elements in a parallel sequence. More...

static ParallelQuery< TResult >	OfType< TResult > (this ParallelQuery source)
	Filters the elements of a ParallelQuery based on a specified type. More...

static ParallelQuery< TResult >	Cast< TResult > (this ParallelQuery source)
	Converts the elements of a ParallelQuery to the specified type. More...

static TSource	First< TSource > (this ParallelQuery< TSource > source)
	Returns the first element of a parallel sequence. More...

static TSource	First< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns the first element in a parallel sequence that satisfies a specified condition. More...

static TSource	FirstOrDefault< TSource > (this ParallelQuery< TSource > source)
	Returns the first element of a parallel sequence, or a default value if the sequence contains no elements. More...

static TSource	FirstOrDefault< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns the first element of the parallel sequence that satisfies a condition or a default value if no such element is found. More...

static TSource	Last< TSource > (this ParallelQuery< TSource > source)
	Returns the last element of a parallel sequence. More...

static TSource	Last< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns the last element of a parallel sequence that satisfies a specified condition. More...

static TSource	LastOrDefault< TSource > (this ParallelQuery< TSource > source)
	Returns the last element of a parallel sequence, or a default value if the sequence contains no elements. More...

static TSource	LastOrDefault< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns the last element of a parallel sequence that satisfies a condition, or a default value if no such element is found. More...

static TSource	Single< TSource > (this ParallelQuery< TSource > source)
	Returns the only element of a parallel sequence, and throws an exception if there is not exactly one element in the sequence. More...

static TSource	Single< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns the only element of a parallel sequence that satisfies a specified condition, and throws an exception if more than one such element exists. More...

static TSource	SingleOrDefault< TSource > (this ParallelQuery< TSource > source)
	Returns the only element of a parallel sequence, or a default value if the sequence is empty; this method throws an exception if there is more than one element in the sequence. More...

static TSource	SingleOrDefault< TSource > (this ParallelQuery< TSource > source, Func< TSource, bool > predicate)
	Returns the only element of a parallel sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition. More...

static ParallelQuery< TSource >	DefaultIfEmpty< TSource > (this ParallelQuery< TSource > source)
	Returns the elements of the specified parallel sequence or the type parameter's default value in a singleton collection if the sequence is empty. More...

static ParallelQuery< TSource >	DefaultIfEmpty< TSource > (this ParallelQuery< TSource > source, TSource defaultValue)
	Returns the elements of the specified parallel sequence or the specified value in a singleton collection if the sequence is empty. More...

static TSource	ElementAt< TSource > (this ParallelQuery< TSource > source, int index)
	Returns the element at a specified index in a parallel sequence. More...

static TSource	ElementAtOrDefault< TSource > (this ParallelQuery< TSource > source, int index)
	Returns the element at a specified index in a parallel sequence or a default value if the index is out of range. More...

Detailed Description

Provides a set of methods for querying objects that implement ParallelQuery{TSource}. This is the parallel equivalent of T:System.Linq.Enumerable.

Definition at line 12 of file ParallelEnumerable.cs.

Member Function Documentation

◆ Aggregate< TSource >()

static TSource System.Linq.ParallelEnumerable.Aggregate< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TSource, TSource >	func
	)

static

Applies in parallel an accumulator function over a sequence.

Parameters

source	A sequence to aggregate over.
func	An accumulator function to be invoked on each element.

Template Parameters

TSource The type of the elements of source .

Returns: The final accumulator value.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or func is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1247 of file ParallelEnumerable.cs.

◆ Aggregate< TSource, TAccumulate >()

static TAccumulate System.Linq.ParallelEnumerable.Aggregate< TSource, TAccumulate >	(	this ParallelQuery< TSource >	source,
		TAccumulate	seed,
		Func< TAccumulate, TSource, TAccumulate >	func
	)

static

Applies in parallel an accumulator function over a sequence. The specified seed value is used as the initial accumulator value.

Parameters

source	A sequence to aggregate over.
seed	The initial accumulator value.
func	An accumulator function to be invoked on each element.

Template Parameters

TSource	The type of the elements of source .
TAccumulate	The type of the accumulator value.

Returns: The final accumulator value.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or func is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1287 of file ParallelEnumerable.cs.

◆ Aggregate< TSource, TAccumulate, TResult >() [1/3]

static TResult System.Linq.ParallelEnumerable.Aggregate< TSource, TAccumulate, TResult >	(	this ParallelQuery< TSource >	source,
		TAccumulate	seed,
		Func< TAccumulate, TSource, TAccumulate >	func,
		Func< TAccumulate, TResult >	resultSelector
	)

static

Applies in parallel an accumulator function over a sequence. The specified seed value is used as the initial accumulator value, and the specified function is used to select the result value.

Parameters

source	A sequence to aggregate over.
seed	The initial accumulator value.
func	An accumulator function to be invoked on each element.
resultSelector	A function to transform the final accumulator value into the result value.

Template Parameters

TSource	The type of the elements of source .
TAccumulate	The type of the accumulator value.
TResult	The type of the resulting value.

Returns: The transformed final accumulator value.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or func or resultSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1325 of file ParallelEnumerable.cs.

◆ Aggregate< TSource, TAccumulate, TResult >() [2/3]

static TResult System.Linq.ParallelEnumerable.Aggregate< TSource, TAccumulate, TResult >	(	this ParallelQuery< TSource >	source,
		TAccumulate	seed,
		Func< TAccumulate, TSource, TAccumulate >	updateAccumulatorFunc,
		Func< TAccumulate, TAccumulate, TAccumulate >	combineAccumulatorsFunc,
		Func< TAccumulate, TResult >	resultSelector
	)

static

Applies in parallel an accumulator function over a sequence. This overload is not available in the sequential implementation.

Parameters

source	A sequence to aggregate over.
seed	The initial accumulator value.
updateAccumulatorFunc	An accumulator function to be invoked on each element in a partition.
combineAccumulatorsFunc	An accumulator function to be invoked on the yielded accumulator result from each partition.
resultSelector	A function to transform the final accumulator value into the result value.

Template Parameters

TSource	The type of the elements of source .
TAccumulate	The type of the accumulator value.
TResult	The type of the resulting value.

Returns: The transformed final accumulator value.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or updateAccumulatorFunc or combineAccumulatorsFunc or resultSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1371 of file ParallelEnumerable.cs.

◆ Aggregate< TSource, TAccumulate, TResult >() [3/3]

static TResult System.Linq.ParallelEnumerable.Aggregate< TSource, TAccumulate, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TAccumulate >	seedFactory,
		Func< TAccumulate, TSource, TAccumulate >	updateAccumulatorFunc,
		Func< TAccumulate, TAccumulate, TAccumulate >	combineAccumulatorsFunc,
		Func< TAccumulate, TResult >	resultSelector
	)

static

Applies in parallel an accumulator function over a sequence. This overload is not available in the sequential implementation.

Parameters

source	A sequence to aggregate over.
seedFactory	A function that returns the initial accumulator value.
updateAccumulatorFunc	An accumulator function to be invoked on each element in a partition.
combineAccumulatorsFunc	An accumulator function to be invoked on the yielded accumulator result from each partition.
resultSelector	A function to transform the final accumulator value into the result value.

Template Parameters

TSource	The type of the elements of source .
TAccumulate	The type of the accumulator value.
TResult	The type of the resulting value.

Returns: The transformed final accumulator value.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or seedFactory or updateAccumulatorFunc or combineAccumulatorsFunc or resultSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1409 of file ParallelEnumerable.cs.

◆ All< TSource >()

static bool System.Linq.ParallelEnumerable.All< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Determines in parallel whether all elements of a sequence satisfy a condition.

Parameters

source	A sequence whose elements to apply the predicate to.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of elements of source .

Returns: true if every element of the source sequence passes the test in the specified predicate, or if the sequence is empty; otherwise, false..

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3072 of file ParallelEnumerable.cs.

◆ Any< TSource >() [1/2]

static bool System.Linq.ParallelEnumerable.Any< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Determines in parallel whether any element of a sequence satisfies a condition.

Parameters

source	A sequence to whose elements the predicate will be applied.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of elements of source .

Returns: true if any elements in the source sequence pass the test in the specified predicate; otherwise, false.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3031 of file ParallelEnumerable.cs.

◆ Any< TSource >() [2/2]

static bool System.Linq.ParallelEnumerable.Any< TSource > ( this ParallelQuery< TSource > source )

static

Determines whether a parallel sequence contains any elements.

Parameters

source The sequence to check for emptiness.

Template Parameters

TSource The type of elements of source .

Returns: true if the source sequence contains any elements; otherwise, false.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3053 of file ParallelEnumerable.cs.

◆ AsEnumerable< TSource >()

static IEnumerable<TSource> System.Linq.ParallelEnumerable.AsEnumerable< TSource > ( this ParallelQuery< TSource > source )

static

Converts a T:System.Linq.ParallelQuery`1 into an T:System.Collections.Generic.IEnumerable`1 to force sequential evaluation of the query.

Parameters

source The sequence to cast as T:System.Collections.Generic.IEnumerable`1.

Template Parameters

TSource The type of the elements of source .

Returns: The input sequence typed as T:System.Collections.Generic.IEnumerable`1.

Exceptions

T:System.ArgumentNullException source is a null reference (Nothing in Visual Basic).

Definition at line 3666 of file ParallelEnumerable.cs.

◆ AsOrdered()

static ParallelQuery System.Linq.ParallelEnumerable.AsOrdered ( this ParallelQuery source )

static

Enables treatment of a data source as if it were ordered, overriding the default of unordered. AsOrdered may only be invoked on non-generic sequences returned by AsParallel, ParallelEnumerable.Range, and ParallelEnumerable.Repeat.

Parameters

source The input sequence.

Returns: The source sequence which will maintain the original ordering in the subsequent query operators.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.InvalidOperationException	thrown if source contains no elements-or- if AsOrdered is called midway through a query. It is allowed to be called immediately after M:System.Linq.ParallelEnumerable.AsParallel(System.Collections.IEnumerable), M:System.Linq.ParallelEnumerable.Range(System.Int32,System.Int32) or M:System.Linq.ParallelEnumerable.Repeat``1(``0,System.Int32).

Definition at line 84 of file ParallelEnumerable.cs.

◆ AsOrdered< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.AsOrdered< TSource > ( this ParallelQuery< TSource > source )

static

Enables treatment of a data source as if it were ordered, overriding the default of unordered. AsOrdered may only be invoked on generic sequences returned by AsParallel, ParallelEnumerable.Range, and ParallelEnumerable.Repeat.

Parameters

source The input sequence.

Template Parameters

TSource The type of elements of source .

Returns: The source sequence which will maintain the original ordering in the subsequent query operators.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.InvalidOperationException	Thrown if source contains no elements-or-if source is not one of AsParallel, ParallelEnumerable.Range, or ParallelEnumerable.Repeat.

Definition at line 56 of file ParallelEnumerable.cs.

◆ AsParallel()

static ParallelQuery System.Linq.ParallelEnumerable.AsParallel ( this IEnumerable source )

static

Enables parallelization of a query.

Parameters

source An T:System.Collections.Generic.IEnumerable`1 to convert to a T:System.Linq.ParallelQuery.

Returns: The source as a ParallelQuery to bind to ParallelEnumerable extension methods.

Exceptions

T:System.ArgumentNullException source is a null reference (Nothing in Visual Basic).

Definition at line 120 of file ParallelEnumerable.cs.

◆ AsParallel< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.AsParallel< TSource > ( this IEnumerable< TSource > source )

static

Enables parallelization of a query.

Parameters

source An T:System.Collections.Generic.IEnumerable`1 to convert to a T:System.Linq.ParallelQuery`1.

Template Parameters

TSource The type of elements of source .

Returns: The source as a T:System.Linq.ParallelQuery`1 to bind to ParallelEnumerable extension methods.

Exceptions

T:System.ArgumentNullException source is a null reference (Nothing in Visual Basic).

Definition at line 23 of file ParallelEnumerable.cs.

◆ AsParallel< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.AsParallel< TSource > ( this Partitioner< TSource > source )

static

Enables parallelization of a query, as sourced by a custom partitioner that is responsible for splitting the input sequence into partitions.

Parameters

source A partitioner over the input sequence.

Template Parameters

TSource The type of elements of source .

Returns: The source as a ParallelQuery to bind to ParallelEnumerable extension methods.

Exceptions

T:System.ArgumentNullException source is a null reference (Nothing in Visual Basic).

Definition at line 39 of file ParallelEnumerable.cs.

◆ AsSequential< TSource >()

static IEnumerable<TSource> System.Linq.ParallelEnumerable.AsSequential< TSource > ( this ParallelQuery< TSource > source )

static

Converts a T:System.Linq.ParallelQuery`1 into an T:System.Collections.Generic.IEnumerable`1 to force sequential evaluation of the query.

Parameters

source A T:System.Linq.ParallelQuery`1 to convert to an T:System.Collections.Generic.IEnumerable`1.

Template Parameters

TSource The type of elements of source .

Returns: The source as an T:System.Collections.Generic.IEnumerable`1 to bind to sequential extension methods.

Exceptions

T:System.ArgumentNullException source is a null reference (Nothing in Visual Basic).

Definition at line 136 of file ParallelEnumerable.cs.

◆ AsUnordered< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.AsUnordered< TSource > ( this ParallelQuery< TSource > source )

static

Allows an intermediate query to be treated as if no ordering is implied among the elements.

Parameters

source The input sequence.

Template Parameters

TSource The type of elements of source .

Returns: The source sequence with arbitrary order.

Exceptions

T:System.ArgumentNullException source is a null reference (Nothing in Visual Basic).

Definition at line 105 of file ParallelEnumerable.cs.

◆ Average() [1/10]

static double System.Linq.ParallelEnumerable.Average ( this ParallelQuery< int > source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2662 of file ParallelEnumerable.cs.

◆ Average() [2/10]

static ? double System.Linq.ParallelEnumerable.Average ( this ParallelQuery< int?> source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2681 of file ParallelEnumerable.cs.

◆ Average() [3/10]

static double System.Linq.ParallelEnumerable.Average ( this ParallelQuery< long > source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2700 of file ParallelEnumerable.cs.

◆ Average() [4/10]

static ? double System.Linq.ParallelEnumerable.Average ( this ParallelQuery< long?> source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2719 of file ParallelEnumerable.cs.

◆ Average() [5/10]

static float System.Linq.ParallelEnumerable.Average ( this ParallelQuery< float > source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2738 of file ParallelEnumerable.cs.

◆ Average() [6/10]

static ? float System.Linq.ParallelEnumerable.Average ( this ParallelQuery< float?> source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2757 of file ParallelEnumerable.cs.

◆ Average() [7/10]

static double System.Linq.ParallelEnumerable.Average ( this ParallelQuery< double > source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2776 of file ParallelEnumerable.cs.

◆ Average() [8/10]

static ? double System.Linq.ParallelEnumerable.Average ( this ParallelQuery< double?> source )

static

Computes in parallel the average of a sequence of values.

Parameters

source The source sequence.

Returns: Returns the average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	A sequence of values that are used to calculate an average.The average of the sequence of values.source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2794 of file ParallelEnumerable.cs.

◆ Average() [9/10]

static decimal System.Linq.ParallelEnumerable.Average ( this ParallelQuery< decimal > source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2813 of file ParallelEnumerable.cs.

◆ Average() [10/10]

static ? decimal System.Linq.ParallelEnumerable.Average ( this ParallelQuery< decimal?> source )

static

Computes in parallel the average of a sequence of values.

Parameters

source A sequence of values that are used to calculate an average.

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2832 of file ParallelEnumerable.cs.

◆ Average< TSource >() [1/10]

static double System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int >	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2854 of file ParallelEnumerable.cs.

◆ Average< TSource >() [2/10]

static ? double System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int?>	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2872 of file ParallelEnumerable.cs.

◆ Average< TSource >() [3/10]

static double System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long >	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2890 of file ParallelEnumerable.cs.

◆ Average< TSource >() [4/10]

static ? double System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long?>	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum or count of the elements in the sequence is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2908 of file ParallelEnumerable.cs.

◆ Average< TSource >() [5/10]

static float System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float >	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2926 of file ParallelEnumerable.cs.

◆ Average< TSource >() [6/10]

static ? float System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float?>	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2944 of file ParallelEnumerable.cs.

◆ Average< TSource >() [7/10]

static double System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double >	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2962 of file ParallelEnumerable.cs.

◆ Average< TSource >() [8/10]

static ? double System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double?>	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2980 of file ParallelEnumerable.cs.

◆ Average< TSource >() [9/10]

static decimal System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal >	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 2998 of file ParallelEnumerable.cs.

◆ Average< TSource >() [10/10]

static ? decimal System.Linq.ParallelEnumerable.Average< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal?>	selector
	)

static

Computes in parallel the average of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values that are used to calculate an average.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The average of the sequence of values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.
T:System.OverflowException	(Thrown as inner exception in an T:System.AggregateException). The selector function returns a value greater than MaxValue for the element type.

Definition at line 3016 of file ParallelEnumerable.cs.

◆ Cast< TResult >()

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Cast< TResult > ( this ParallelQuery source )

static

Converts the elements of a ParallelQuery to the specified type.

Parameters

source The sequence that contains the elements to be converted.

Template Parameters

TResult The type to convert the elements of source to.

Returns: A sequence that contains each element of the source sequence converted to the specified type.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.InvalidCastException	The type of the source sequence could not be converted to TResult .

Definition at line 4031 of file ParallelEnumerable.cs.

◆ Concat< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Concat< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second
	)

static

Concatenates two parallel sequences.

Parameters

first	The first sequence to concatenate.
second	The sequence to concatenate to the first sequence.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the concatenated elements of the two input sequences.

Exceptions

T:System.ArgumentNullException first or second is a null reference (Nothing in Visual Basic).

Definition at line 3269 of file ParallelEnumerable.cs.

◆ Concat< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Concat< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second
	)

static

This Concat overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 3290 of file ParallelEnumerable.cs.

◆ Contains< TSource >() [1/2]

static bool System.Linq.ParallelEnumerable.Contains< TSource >	(	this ParallelQuery< TSource >	source,
		TSource	value
	)

static

Determines in parallel whether a sequence contains a specified element by using the default equality comparer.

Parameters

source	A sequence in which to locate a value.
value	The value to locate in the sequence.

Template Parameters

TSource The type of elements of source .

Returns: true if the source sequence contains an element that has the specified value; otherwise, false.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3095 of file ParallelEnumerable.cs.

◆ Contains< TSource >() [2/2]

static bool System.Linq.ParallelEnumerable.Contains< TSource >	(	this ParallelQuery< TSource >	source,
		TSource	value,
		IEqualityComparer< TSource >	comparer
	)

static

Determines in parallel whether a sequence contains a specified element by using a specified T:System.Collections.Generic.IEqualityComparer`1.

Parameters

source	A sequence in which to locate a value.
value	The value to locate in the sequence.
comparer	An equality comparer to compare values.

Template Parameters

TSource The type of elements of source .

Returns: true if the source sequence contains an element that has the specified value; otherwise, false.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3111 of file ParallelEnumerable.cs.

◆ Count< TSource >() [1/2]

static int System.Linq.ParallelEnumerable.Count< TSource > ( this ParallelQuery< TSource > source )

static

Returns the number of elements in a parallel sequence.

Parameters

source A sequence that contains elements to be counted.

Template Parameters

TSource The type of the elements of source .

Returns: The number of elements in the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The number of elements in source is larger than F:System.Int32.MaxValue. (In this case the InnerException is T:System.OverflowException) -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1443 of file ParallelEnumerable.cs.

◆ Count< TSource >() [2/2]

static int System.Linq.ParallelEnumerable.Count< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns a number that represents how many elements in the specified parallel sequence satisfy a condition.

Parameters

source	A sequence that contains elements to be counted.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: A number that represents how many elements in the sequence satisfy the condition in the predicate function.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The number of elements in source is larger than F:System.Int32.MaxValue. (In this case the InnerException is T:System.OverflowException) -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1471 of file ParallelEnumerable.cs.

◆ DefaultIfEmpty< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.DefaultIfEmpty< TSource > ( this ParallelQuery< TSource > source )

static

Returns the elements of the specified parallel sequence or the type parameter's default value in a singleton collection if the sequence is empty.

Parameters

source The sequence to return a default value for if it is empty.

Template Parameters

TSource The type of the elements of source .

Returns: A sequence that contains default(TSource) if source is empty; otherwise, source .

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4386 of file ParallelEnumerable.cs.

◆ DefaultIfEmpty< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.DefaultIfEmpty< TSource >	(	this ParallelQuery< TSource >	source,
		TSource	defaultValue
	)

static

Returns the elements of the specified parallel sequence or the specified value in a singleton collection if the sequence is empty.

Parameters

source	The sequence to return the specified value for if it is empty.
defaultValue	The value to return if the sequence is empty.

Template Parameters

TSource The type of the elements of source .

Returns: A sequence that contains defaultValue if source is empty; otherwise, source .

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4401 of file ParallelEnumerable.cs.

◆ Distinct< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Distinct< TSource > ( this ParallelQuery< TSource > source )

static

Returns distinct elements from a parallel sequence by using the default equality comparer to compare values.

Parameters

source The sequence to remove duplicate elements from.

Template Parameters

TSource The type of the elements of source .

Returns: A sequence that contains distinct elements from the source sequence.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3433 of file ParallelEnumerable.cs.

◆ Distinct< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Distinct< TSource >	(	this ParallelQuery< TSource >	source,
		IEqualityComparer< TSource >	comparer
	)

static

Returns distinct elements from a parallel sequence by using a specified T:System.Collections.Generic.IEqualityComparer`1 to compare values.

Parameters

source	The sequence to remove duplicate elements from.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare values.

Template Parameters

TSource The type of the elements of source .

Returns: A sequence that contains distinct elements from the source sequence.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3447 of file ParallelEnumerable.cs.

◆ ElementAt< TSource >()

static TSource System.Linq.ParallelEnumerable.ElementAt< TSource >	(	this ParallelQuery< TSource >	source,
		int	index
	)

static

Returns the element at a specified index in a parallel sequence.

Parameters

source	A sequence to return an element from.
index	The zero-based index of the element to retrieve.

Template Parameters

TSource The type of the elements of source .

Returns: The element at the specified position in the source sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.ArgumentOutOfRangeException	index is less than 0 or greater than or equal to the number of elements in source .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4422 of file ParallelEnumerable.cs.

◆ ElementAtOrDefault< TSource >()

static TSource System.Linq.ParallelEnumerable.ElementAtOrDefault< TSource >	(	this ParallelQuery< TSource >	source,
		int	index
	)

static

Returns the element at a specified index in a parallel sequence or a default value if the index is out of range.

Parameters

source	A sequence to return an element from.
index	The zero-based index of the element to retrieve.

Template Parameters

TSource The type of the elements of source .

Returns: default(TSource) if the index is outside the bounds of the source sequence; otherwise, the element at the specified position in the source sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4450 of file ParallelEnumerable.cs.

◆ Empty< TResult >()

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Empty< TResult > ( )

static

Returns an empty ParallelQuery{TResult} that has the specified type argument.

Template Parameters

TResult The type to assign to the type parameter of the returned generic sequence.

Returns: An empty sequence whose type argument is TResult .

Definition at line 318 of file ParallelEnumerable.cs.

◆ Except< TSource >() [1/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Except< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second
	)

static

Produces the set difference of two parallel sequences by using the default equality comparer to compare values.

Parameters

first	A sequence whose elements that are not also in second will be returned.
second	A sequence whose elements that also occur in the first sequence will cause those elements to be removed from the returned sequence.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the set difference of the elements of two sequences.

Exceptions

T:System.ArgumentNullException	first or second is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3602 of file ParallelEnumerable.cs.

◆ Except< TSource >() [2/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Except< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second
	)

static

This Except overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 3615 of file ParallelEnumerable.cs.

◆ Except< TSource >() [3/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Except< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

Produces the set difference of two parallel sequences by using the specified T:System.Collections.Generic.IEqualityComparer`1 to compare values.

Parameters

first	A sequence whose elements that are not also in second will be returned.
second	A sequence whose elements that also occur in the first sequence will cause those elements to be removed from the returned sequence.
comparer	T:System.Collections.Generic.IEqualityComparer`1 to compare values.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the set difference of the elements of two sequences.

Exceptions

T:System.ArgumentNullException	first or second is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3632 of file ParallelEnumerable.cs.

◆ Except< TSource >() [4/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Except< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

This Except overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.
comparer	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 3654 of file ParallelEnumerable.cs.

◆ First< TSource >() [1/2]

static TSource System.Linq.ParallelEnumerable.First< TSource > ( this ParallelQuery< TSource > source )

static

Returns the first element of a parallel sequence.

Parameters

source The sequence to return the first element of.

Template Parameters

TSource The type of the elements of source .

Returns: The first element in the specified sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 4068 of file ParallelEnumerable.cs.

◆ First< TSource >() [2/2]

static TSource System.Linq.ParallelEnumerable.First< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns the first element in a parallel sequence that satisfies a specified condition.

Parameters

source	The sequence to return an element from.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: The first element in the sequence that passes the test in the specified predicate function.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	No element in source satisfies the condition in predicate .

Definition at line 4096 of file ParallelEnumerable.cs.

◆ FirstOrDefault< TSource >() [1/2]

static TSource System.Linq.ParallelEnumerable.FirstOrDefault< TSource > ( this ParallelQuery< TSource > source )

static

Returns the first element of a parallel sequence, or a default value if the sequence contains no elements.

Parameters

source The sequence to return the first element of.

Template Parameters

TSource The type of the elements of source .

Returns: default(TSource) if source is empty; otherwise, the first element in source .

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4126 of file ParallelEnumerable.cs.

◆ FirstOrDefault< TSource >() [2/2]

static TSource System.Linq.ParallelEnumerable.FirstOrDefault< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns the first element of the parallel sequence that satisfies a condition or a default value if no such element is found.

Parameters

source	The sequence to return an element from.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: default(TSource) if source is empty or if no element passes the test specified by predicate; otherwise, the first element in source that passes the test specified by predicate.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4153 of file ParallelEnumerable.cs.

◆ ForAll< TSource >()

static void System.Linq.ParallelEnumerable.ForAll< TSource >	(	this ParallelQuery< TSource >	source,
		Action< TSource >	action
	)

static

Invokes in parallel the specified action for each element in the source .

Parameters

source	The T:System.Linq.ParallelQuery`1 whose elements will be processed by action .
action	An Action to invoke on each element.

Template Parameters

TSource The type of elements of source .

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 332 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey >() [1/2]

static ParallelQuery<IGrouping<TKey, TSource> > System.Linq.ParallelEnumerable.GroupBy< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Groups in parallel the elements of a sequence according to a specified key selector function.

Parameters

source	An OrderedParallelQuery{TSource}that contains elements to sort.
keySelector	A function to extract a key from an element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: A sequence of groups that are sorted descending according to TKey .

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1015 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey >() [2/2]

static ParallelQuery<IGrouping<TKey, TSource> > System.Linq.ParallelEnumerable.GroupBy< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IEqualityComparer< TKey >	comparer
	)

static

Groups in parallel the elements of a sequence according to a specified key selector function and compares the keys by using a specified T:System.Collections.Generic.IComparer`1.

Parameters

source	An T:System.Linq.OrderedParallelQuery`1 that contains elements to sort.
keySelector	A function to extract a key from an element.
comparer	An T:System.Collections.Generic.IComparer`1 to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector >.

Returns: A sequence of groups that are sorted descending according to TKey .

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1032 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey, TElement >() [1/2]

static ParallelQuery<IGrouping<TKey, TElement> > System.Linq.ParallelEnumerable.GroupBy< TSource, TKey, TElement >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector
	)

static

Groups in parallel the elements of a sequence according to a specified key selector function and projects the elements for each group by using a specified function.

Parameters

source	An T:System.Linq.OrderedParallelQuery`1 that contains elements to sort.
keySelector	A function to extract a key from an element.
elementSelector	A function to map each source element to an element in an T:System.Linq.IGrouping`2.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the elements in the T:System.Linq.IGrouping`2.

Returns: A sequence of groups that are sorted descending according to TKey .

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1058 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey, TElement >() [2/2]

static ParallelQuery<IGrouping<TKey, TElement> > System.Linq.ParallelEnumerable.GroupBy< TSource, TKey, TElement >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Groups in parallel the elements of a sequence according to a key selector function. The keys are compared by using a comparer and each group's elements are projected by using a specified function.

Parameters

source	An OrderedParallelQuery{TSource}that contains elements to sort.
keySelector	A function to extract a key from an element.
elementSelector	A function to map each source element to an element in an IGrouping.
comparer	An IComparer{TSource} to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the elements in the IGrouping

Returns: A sequence of groups that are sorted descending according to TKey .

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1077 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey, TElement, TResult >() [1/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupBy< TSource, TKey, TElement, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector,
		Func< TKey, IEnumerable< TElement >, TResult >	resultSelector
	)

static

Groups in parallel the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. The elements of each group are projected by using a specified function.

Parameters

source	A sequence whose elements to group.
keySelector	A function to extract the key for each element.
elementSelector	A function to map each source element to an element in an IGrouping<TKey, TElement>.
resultSelector	A function to create a result value from each group.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the elements in each IGrouping{TKey, TElement}.
TResult	The type of the result value returned by resultSelector .

Returns: A sequence of elements of type TResult where each element represents a projection over a group and its key.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1156 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey, TElement, TResult >() [2/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupBy< TSource, TKey, TElement, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector,
		Func< TKey, IEnumerable< TElement >, TResult >	resultSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. Key values are compared by using a specified comparer, and the elements of each group are projected by using a specified function.

Parameters

source	A sequence whose elements to group.
keySelector	A function to extract the key for each element.
elementSelector	A function to map each source element to an element in an IGrouping{Key, TElement}.
resultSelector	A function to create a result value from each group.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare keys.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the elements in each IGrouping{TKey, TElement}.
TResult	The type of the result value returned by resultSelector .

Returns: A sequence of elements of type TResult where each element represents a projection over a group and its key.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1182 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey, TResult >() [1/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupBy< TSource, TKey, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TKey, IEnumerable< TSource >, TResult >	resultSelector
	)

static

Groups in parallel the elements of a sequence according to a specified key selector function and creates a result value from each group and its key.

Parameters

source	A sequence whose elements to group.
keySelector	A function to extract the key for each element.
resultSelector	A function to create a result value from each group.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .
TResult	The type of the result value returned by resultSelector .

Returns: A sequence of elements of type TResult where each element represents a projection over a group and its key.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1107 of file ParallelEnumerable.cs.

◆ GroupBy< TSource, TKey, TResult >() [2/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupBy< TSource, TKey, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TKey, IEnumerable< TSource >, TResult >	resultSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Groups in parallel the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. The keys are compared by using a specified comparer.

Parameters

source	A sequence whose elements to group.
keySelector	A function to extract the key for each element.
resultSelector	A function to create a result value from each group.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare keys.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .
TResult	The type of the result value returned by resultSelector .

Returns: A sequence of groups.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 1131 of file ParallelEnumerable.cs.

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [1/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupJoin< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		ParallelQuery< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, IEnumerable< TInner >, TResult >	resultSelector
	)

static

Correlates in parallel the elements of two sequences based on equality of keys and groups the results. The default equality comparer is used to compare keys.

Parameters

outer	The first sequence to join.
inner	The sequence to join to the first sequence.
outerKeySelector	A function to extract the join key from each element of the first sequence.
innerKeySelector	A function to extract the join key from each element of the second sequence.
resultSelector	A function to create a result element from an element from the first sequence and a collection of matching elements from the second sequence.

Template Parameters

TOuter	The type of the elements of the second sequence.
TInner	The type of the elements of the first sequence.
TKey	The type of the keys returned by the key selector functions.
TResult	The type of the result elements.

Returns: A sequence that has elements of type TResult that are obtained by performing a grouped join on two sequences.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 608 of file ParallelEnumerable.cs.

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [2/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupJoin< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		IEnumerable< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, IEnumerable< TInner >, TResult >	resultSelector
	)

static

This GroupJoin overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

outer	This parameter is not used.
inner	This parameter is not used.
outerKeySelector	This parameter is not used.
innerKeySelector	This parameter is not used.
resultSelector	This parameter is not used.

Template Parameters

TOuter	This type parameter is not used.
TInner	This type parameter is not used.
TKey	This type parameter is not used.
TResult	This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 630 of file ParallelEnumerable.cs.

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [3/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupJoin< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		ParallelQuery< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, IEnumerable< TInner >, TResult >	resultSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Correlates in parallel the elements of two sequences based on key equality and groups the results. A specified T:System.Collections.Generic.IEqualityComparer`1 is used to compare keys.

Parameters

outer	The first sequence to join.
inner	The sequence to join to the first sequence.
outerKeySelector	A function to extract the join key from each element of the first sequence.
innerKeySelector	A function to extract the join key from each element of the second sequence.
resultSelector	A function to create a result element from an element from the first sequence and a collection of matching elements from the second sequence.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to hash and compare keys.

Template Parameters

TOuter	The type of the elements of the second sequence.
TInner	The type of the elements of the first sequence.
TKey	The type of the keys returned by the key selector functions.
TResult	The type of the result elements.

Returns: A sequence that has elements of type TResult that are obtained by performing a grouped join on two sequences.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 652 of file ParallelEnumerable.cs.

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [4/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.GroupJoin< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		IEnumerable< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, IEnumerable< TInner >, TResult >	resultSelector,
		IEqualityComparer< TKey >	comparer
	)

static

This GroupJoin overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

outer	This parameter is not used.
inner	This parameter is not used.
outerKeySelector	This parameter is not used.
innerKeySelector	This parameter is not used.
resultSelector	This parameter is not used.
comparer	This parameter is not used.

Template Parameters

TOuter	This type parameter is not used.
TInner	This type parameter is not used.
TKey	This type parameter is not used.
TResult	This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 692 of file ParallelEnumerable.cs.

◆ Intersect< TSource >() [1/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Intersect< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second
	)

static

Produces the set intersection of two parallel sequences by using the default equality comparer to compare values.

Parameters

first	A sequence whose distinct elements that also appear in second will be returned.
second	A sequence whose distinct elements that also appear in the first sequence will be returned.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the elements that form the set intersection of two sequences.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3536 of file ParallelEnumerable.cs.

◆ Intersect< TSource >() [2/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Intersect< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second
	)

static

This Intersect overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 3549 of file ParallelEnumerable.cs.

◆ Intersect< TSource >() [3/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Intersect< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

Produces the set intersection of two parallel sequences by using the specified IEqualityComparer{T} to compare values.

Parameters

first	A sequence whose distinct elements that also appear in second will be returned.
second	A sequence whose distinct elements that also appear in the first sequence will be returned.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare values.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the elements that form the set intersection of two sequences.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3565 of file ParallelEnumerable.cs.

◆ Intersect< TSource >() [4/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Intersect< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

This Intersect overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.
comparer	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 3587 of file ParallelEnumerable.cs.

◆ Join< TOuter, TInner, TKey, TResult >() [1/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Join< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		ParallelQuery< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, TInner, TResult >	resultSelector
	)

static

Correlates in parallel the elements of two sequences based on matching keys. The default equality comparer is used to compare keys.

Parameters

outer	The first sequence to join.
inner	The sequence to join to the first sequence.
outerKeySelector	A function to extract the join key from each element of the first sequence.
innerKeySelector	A function to extract the join key from each element of the second sequence.
resultSelector	A function to create a result element from two matching elements.

Template Parameters

TOuter	The type of the elements of the second sequence.
TInner	The type of the elements of the first sequence.
TKey	The type of the keys returned by the key selector functions.
TResult	The type of the result elements.

Returns: A sequence that has elements of type TResult that are obtained by performing an inner join on two sequences.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 503 of file ParallelEnumerable.cs.

◆ Join< TOuter, TInner, TKey, TResult >() [2/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Join< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		IEnumerable< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, TInner, TResult >	resultSelector
	)

static

This Join overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when invoked.

Parameters

outer	This parameter is not used.
inner	This parameter is not used.
outerKeySelector	This parameter is not used.
innerKeySelector	This parameter is not used.
resultSelector	This parameter is not used.

Template Parameters

TOuter	This type parameter is not used.
TInner	This type parameter is not used.
TKey	This type parameter is not used.
TResult	This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 525 of file ParallelEnumerable.cs.

◆ Join< TOuter, TInner, TKey, TResult >() [3/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Join< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		ParallelQuery< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, TInner, TResult >	resultSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Correlates in parallel the elements of two sequences based on matching keys. A specified T:System.Collections.Generic.IEqualityComparer`1 is used to compare keys.

Parameters

outer	The first sequence to join.
inner	The sequence to join to the first sequence.
outerKeySelector	A function to extract the join key from each element of the first sequence.
innerKeySelector	A function to extract the join key from each element of the second sequence.
resultSelector	A function to create a result element from two matching elements.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to hash and compare keys.

Template Parameters

TOuter	The type of the elements of the second sequence.
TInner	The type of the elements of the first sequence.
TKey	The type of the keys returned by the key selector functions.
TResult	The type of the result elements.

Returns: A sequence that has elements of type TResult that are obtained by performing an inner join on two sequences.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or action is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 547 of file ParallelEnumerable.cs.

◆ Join< TOuter, TInner, TKey, TResult >() [4/4]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Join< TOuter, TInner, TKey, TResult >	(	this ParallelQuery< TOuter >	outer,
		IEnumerable< TInner >	inner,
		Func< TOuter, TKey >	outerKeySelector,
		Func< TInner, TKey >	innerKeySelector,
		Func< TOuter, TInner, TResult >	resultSelector,
		IEqualityComparer< TKey >	comparer
	)

static

This Join overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when invoked.

Parameters

outer	This parameter is not used.
inner	This parameter is not used.
outerKeySelector	This parameter is not used.
innerKeySelector	This parameter is not used.
resultSelector	This parameter is not used.
comparer	This parameter is not used.

Template Parameters

TOuter	This type parameter is not used.
TInner	This type parameter is not used.
TKey	This type parameter is not used.
TResult	This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 587 of file ParallelEnumerable.cs.

◆ Last< TSource >() [1/2]

static TSource System.Linq.ParallelEnumerable.Last< TSource > ( this ParallelQuery< TSource > source )

static

Returns the last element of a parallel sequence.

Parameters

source The sequence to return the last element from.

Template Parameters

TSource The type of the elements of source .

Returns: The value at the last position in the source sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 4185 of file ParallelEnumerable.cs.

◆ Last< TSource >() [2/2]

static TSource System.Linq.ParallelEnumerable.Last< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns the last element of a parallel sequence that satisfies a specified condition.

Parameters

source	The sequence to return an element from.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: The last element in the sequence that passes the test in the specified predicate function.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	No element in source satisfies the condition in predicate .

Definition at line 4213 of file ParallelEnumerable.cs.

◆ LastOrDefault< TSource >() [1/2]

static TSource System.Linq.ParallelEnumerable.LastOrDefault< TSource > ( this ParallelQuery< TSource > source )

static

Returns the last element of a parallel sequence, or a default value if the sequence contains no elements.

Parameters

source The sequence to return an element from.

Template Parameters

TSource The type of the elements of source .

Returns: default() if the source sequence is empty; otherwise, the last element in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4243 of file ParallelEnumerable.cs.

◆ LastOrDefault< TSource >() [2/2]

static TSource System.Linq.ParallelEnumerable.LastOrDefault< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns the last element of a parallel sequence that satisfies a condition, or a default value if no such element is found.

Parameters

source	The sequence to return an element from.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: default() if the sequence is empty or if no elements pass the test in the predicate function; otherwise, the last element that passes the test in the predicate function.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4270 of file ParallelEnumerable.cs.

◆ LongCount< TSource >() [1/2]

static long System.Linq.ParallelEnumerable.LongCount< TSource > ( this ParallelQuery< TSource > source )

static

Returns an Int64 that represents the total number of elements in a parallel sequence.

Parameters

source A sequence that contains elements to be counted.

Template Parameters

TSource The type of the elements of source .

Returns: The number of elements in the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The number of elements in source is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.OverflowException	The computed result is greater than F:System.Int64.MaxValue.

Definition at line 1494 of file ParallelEnumerable.cs.

◆ LongCount< TSource >() [2/2]

static long System.Linq.ParallelEnumerable.LongCount< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns an Int64 that represents how many elements in a parallel sequence satisfy a condition.

Parameters

source	A sequence that contains elements to be counted.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: A number that represents how many elements in the sequence satisfy the condition in the predicate function.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The number of elements in source is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.
T:System.OverflowException	The computed result is greater than F:System.Int64.MaxValue.

Definition at line 1523 of file ParallelEnumerable.cs.

◆ Max() [1/10]

static int System.Linq.ParallelEnumerable.Max ( this ParallelQuery< int > source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2264 of file ParallelEnumerable.cs.

◆ Max() [2/10]

static ? int System.Linq.ParallelEnumerable.Max ( this ParallelQuery< int?> source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2283 of file ParallelEnumerable.cs.

◆ Max() [3/10]

static long System.Linq.ParallelEnumerable.Max ( this ParallelQuery< long > source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2302 of file ParallelEnumerable.cs.

◆ Max() [4/10]

static ? long System.Linq.ParallelEnumerable.Max ( this ParallelQuery< long?> source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2321 of file ParallelEnumerable.cs.

◆ Max() [5/10]

static float System.Linq.ParallelEnumerable.Max ( this ParallelQuery< float > source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2340 of file ParallelEnumerable.cs.

◆ Max() [6/10]

static ? float System.Linq.ParallelEnumerable.Max ( this ParallelQuery< float?> source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2359 of file ParallelEnumerable.cs.

◆ Max() [7/10]

static double System.Linq.ParallelEnumerable.Max ( this ParallelQuery< double > source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2378 of file ParallelEnumerable.cs.

◆ Max() [8/10]

static ? double System.Linq.ParallelEnumerable.Max ( this ParallelQuery< double?> source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2397 of file ParallelEnumerable.cs.

◆ Max() [9/10]

static decimal System.Linq.ParallelEnumerable.Max ( this ParallelQuery< decimal > source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2416 of file ParallelEnumerable.cs.

◆ Max() [10/10]

static ? decimal System.Linq.ParallelEnumerable.Max ( this ParallelQuery< decimal?> source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2435 of file ParallelEnumerable.cs.

◆ Max< TSource >() [1/11]

static TSource System.Linq.ParallelEnumerable.Max< TSource > ( this ParallelQuery< TSource > source )

static

Returns the maximum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the maximum value of.

Template Parameters

TSource The type of elements in the source sequence.

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2455 of file ParallelEnumerable.cs.

◆ Max< TSource >() [2/11]

static int System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2476 of file ParallelEnumerable.cs.

◆ Max< TSource >() [3/11]

static ? int System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2493 of file ParallelEnumerable.cs.

◆ Max< TSource >() [4/11]

static long System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2510 of file ParallelEnumerable.cs.

◆ Max< TSource >() [5/11]

static ? long System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2527 of file ParallelEnumerable.cs.

◆ Max< TSource >() [6/11]

static float System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2544 of file ParallelEnumerable.cs.

◆ Max< TSource >() [7/11]

static ? float System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2561 of file ParallelEnumerable.cs.

◆ Max< TSource >() [8/11]

static double System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2578 of file ParallelEnumerable.cs.

◆ Max< TSource >() [9/11]

static ? double System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2595 of file ParallelEnumerable.cs.

◆ Max< TSource >() [10/11]

static decimal System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2612 of file ParallelEnumerable.cs.

◆ Max< TSource >() [11/11]

static ? decimal System.Linq.ParallelEnumerable.Max< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2629 of file ParallelEnumerable.cs.

◆ Max< TSource, TResult >()

static TResult System.Linq.ParallelEnumerable.Max< TSource, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TResult >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the maximum value.

Parameters

source	A sequence of values to determine the maximum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource	The type of elements of source .
TResult	The type of the value returned by selector .

Returns: The maximum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2647 of file ParallelEnumerable.cs.

◆ Min() [1/10]

static int System.Linq.ParallelEnumerable.Min ( this ParallelQuery< int > source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 1866 of file ParallelEnumerable.cs.

◆ Min() [2/10]

static ? int System.Linq.ParallelEnumerable.Min ( this ParallelQuery< int?> source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1885 of file ParallelEnumerable.cs.

◆ Min() [3/10]

static long System.Linq.ParallelEnumerable.Min ( this ParallelQuery< long > source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 1904 of file ParallelEnumerable.cs.

◆ Min() [4/10]

static ? long System.Linq.ParallelEnumerable.Min ( this ParallelQuery< long?> source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1923 of file ParallelEnumerable.cs.

◆ Min() [5/10]

static float System.Linq.ParallelEnumerable.Min ( this ParallelQuery< float > source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 1942 of file ParallelEnumerable.cs.

◆ Min() [6/10]

static ? float System.Linq.ParallelEnumerable.Min ( this ParallelQuery< float?> source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1961 of file ParallelEnumerable.cs.

◆ Min() [7/10]

static double System.Linq.ParallelEnumerable.Min ( this ParallelQuery< double > source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 1980 of file ParallelEnumerable.cs.

◆ Min() [8/10]

static ? double System.Linq.ParallelEnumerable.Min ( this ParallelQuery< double?> source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 1999 of file ParallelEnumerable.cs.

◆ Min() [9/10]

static decimal System.Linq.ParallelEnumerable.Min ( this ParallelQuery< decimal > source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2018 of file ParallelEnumerable.cs.

◆ Min() [10/10]

static ? decimal System.Linq.ParallelEnumerable.Min ( this ParallelQuery< decimal?> source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2037 of file ParallelEnumerable.cs.

◆ Min< TSource >() [1/11]

static TSource System.Linq.ParallelEnumerable.Min< TSource > ( this ParallelQuery< TSource > source )

static

Returns the minimum value in a parallel sequence of values.

Parameters

source A sequence of values to determine the minimum value of.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2057 of file ParallelEnumerable.cs.

◆ Min< TSource >() [2/11]

static int System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2078 of file ParallelEnumerable.cs.

◆ Min< TSource >() [3/11]

static ? int System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2095 of file ParallelEnumerable.cs.

◆ Min< TSource >() [4/11]

static long System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2112 of file ParallelEnumerable.cs.

◆ Min< TSource >() [5/11]

static ? long System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2129 of file ParallelEnumerable.cs.

◆ Min< TSource >() [6/11]

static float System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2146 of file ParallelEnumerable.cs.

◆ Min< TSource >() [7/11]

static ? float System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2163 of file ParallelEnumerable.cs.

◆ Min< TSource >() [8/11]

static double System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2180 of file ParallelEnumerable.cs.

◆ Min< TSource >() [9/11]

static ? double System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2197 of file ParallelEnumerable.cs.

◆ Min< TSource >() [10/11]

static decimal System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2214 of file ParallelEnumerable.cs.

◆ Min< TSource >() [11/11]

static ? decimal System.Linq.ParallelEnumerable.Min< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal?>	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements.

Definition at line 2231 of file ParallelEnumerable.cs.

◆ Min< TSource, TResult >()

static TResult System.Linq.ParallelEnumerable.Min< TSource, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TResult >	selector
	)

static

Invokes in parallel a transform function on each element of a sequence and returns the minimum value.

Parameters

source	A sequence of values to determine the minimum value of.
selector	A transform function to apply to each element.

Template Parameters

TSource	The type of elements of source .
TResult	The type of the value returned by selector .

Returns: The minimum value in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source contains no elements and TSource is a non-nullable value type.

Definition at line 2249 of file ParallelEnumerable.cs.

◆ OfType< TResult >()

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.OfType< TResult > ( this ParallelQuery source )

static

Filters the elements of a ParallelQuery based on a specified type.

Parameters

source The sequence whose elements to filter.

Template Parameters

TResult The type to filter the elements of the sequence on.

Returns: A sequence that contains elements from the input sequence of type .

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4014 of file ParallelEnumerable.cs.

◆ OrderBy< TSource, TKey >() [1/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.OrderBy< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Sorts in parallel the elements of a sequence in ascending order according to a key.

Parameters

source	A sequence of values to order.
keySelector	A function to extract a key from an element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: An OrderedParallelQuery{TSource} whose elements are sorted according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 819 of file ParallelEnumerable.cs.

◆ OrderBy< TSource, TKey >() [2/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.OrderBy< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IComparer< TKey >	comparer
	)

static

Sorts in parallel the elements of a sequence in ascending order by using a specified comparer.

Parameters

source	A sequence of values to order.
keySelector	A function to extract a key from an element.
comparer	An IComparer{TKey} to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: An OrderedParallelQuery{TSource} whose elements are sorted according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 844 of file ParallelEnumerable.cs.

◆ OrderByDescending< TSource, TKey >() [1/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.OrderByDescending< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Sorts in parallel the elements of a sequence in descending order according to a key.

Parameters

source	A sequence of values to order.
keySelector	A function to extract a key from an element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: An OrderedParallelQuery{TSource} whose elements are sorted descending according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 868 of file ParallelEnumerable.cs.

◆ OrderByDescending< TSource, TKey >() [2/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.OrderByDescending< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IComparer< TKey >	comparer
	)

static

Sorts the elements of a sequence in descending order by using a specified comparer.

Parameters

source	A sequence of values to order.
keySelector	A function to extract a key from an element.
comparer	An IComparer{TKey} to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: An OrderedParallelQuery{TSource} whose elements are sorted descending according to a key.

Exceptions

T:System.ArgumentNullException	source or KeySelector is a null reference (Nothing in Visual Basic)..
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 893 of file ParallelEnumerable.cs.

◆ Range()

static ParallelQuery<int> System.Linq.ParallelEnumerable.Range	(	int	start,
		int	count
	)

static

Generates a parallel sequence of integral numbers within a specified range.

Parameters

start	The value of the first integer in the sequence.
count	The number of sequential integers to generate.

Returns: An IEnumerable<Int32> in C# or IEnumerable(Of Int32) in Visual Basic that contains a range of sequential integral numbers.

Exceptions

T:System.ArgumentOutOfRangeException count is less than 0 -or- start + count - 1 is larger than F:System.Int32.MaxValue.

Definition at line 288 of file ParallelEnumerable.cs.

◆ Repeat< TResult >()

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Repeat< TResult >	(	TResult	element,
		int	count
	)

static

Generates a parallel sequence that contains one repeated value.

Parameters

element	The value to be repeated.
count	The number of times to repeat the value in the generated sequence.

Template Parameters

TResult The type of the value to be repeated in the result sequence.

Returns: A sequence that contains a repeated value.

Exceptions

T:System.ArgumentOutOfRangeException count is less than 0.

Definition at line 305 of file ParallelEnumerable.cs.

◆ Reverse< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Reverse< TSource > ( this ParallelQuery< TSource > source )

static

Inverts the order of the elements in a parallel sequence.

Parameters

source A sequence of values to reverse.

Template Parameters

TSource The type of the elements of source .

Returns: A sequence whose elements correspond to those of the input sequence in reverse order.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3996 of file ParallelEnumerable.cs.

◆ Select< TSource, TResult >() [1/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Select< TSource, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TResult >	selector
	)

static

Projects in parallel each element of a sequence into a new form.

Parameters

source	A sequence of values to invoke a transform function on.
selector	A transform function to apply to each element.

Template Parameters

TSource	The type of the elements of source .
TResult	The type of elements resturned by selector.

Returns: A sequence whose elements are the result of invoking the transform function on each element of source .

Exceptions

T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 403 of file ParallelEnumerable.cs.

◆ Select< TSource, TResult >() [2/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Select< TSource, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int, TResult >	selector
	)

static

Projects in parallel each element of a sequence into a new form by incorporating the element's index.

Parameters

source	A sequence of values to invoke a transform function on.
selector	A transform function to apply to each element.

Template Parameters

TSource	The type of the elements of source .
TResult	The type of elements resturned by selector.

Returns: A sequence whose elements are the result of invoking the transform function on each element of source , based on the index supplied to selector .

Exceptions

T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by the query. This condition might occur in streaming scenarios.

Definition at line 428 of file ParallelEnumerable.cs.

◆ SelectMany< TSource, TCollection, TResult >() [1/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.SelectMany< TSource, TCollection, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, IEnumerable< TCollection >>	collectionSelector,
		Func< TSource, TCollection, TResult >	resultSelector
	)

static

Projects each element of a sequence to an T:System.Collections.Generic.IEnumerable`1, flattens the resulting sequences into one sequence, and invokes a result selector function on each element therein.

Parameters

source	A sequence of values to project.
collectionSelector	A transform function to apply to each source element; the second parameter of the function represents the index of the source element.
resultSelector	A function to create a result element from an element from the first sequence and a collection of matching elements from the second sequence.

Template Parameters

TSource	The type of the intermediate elements collected by collectionSelector .
TCollection	The type of elements of source .
TResult	The type of elements in the result sequence.

Returns: A sequence whose elements are the result of invoking the one-to-many transform function collectionSelector on each element of source based on the index supplied to collectionSelector , and then mapping each of those sequence elements and their corresponding source element to a result element.

Exceptions

T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by the query.
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 760 of file ParallelEnumerable.cs.

◆ SelectMany< TSource, TCollection, TResult >() [2/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.SelectMany< TSource, TCollection, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int, IEnumerable< TCollection >>	collectionSelector,
		Func< TSource, TCollection, TResult >	resultSelector
	)

static

Projects each element of a sequence to an T:System.Collections.Generic.IEnumerable`1, flattens the resulting sequences into one sequence, and invokes a result selector function on each element therein. The index of each source element is used in the intermediate projected form of that element.

Parameters

source	A sequence of values to project.
collectionSelector	A transform function to apply to each source element; the second parameter of the function represents the index of the source element.
resultSelector	A function to create a result element from an element from the first sequence and a collection of matching elements from the second sequence.

Template Parameters

TSource	The type of the intermediate elements collected by collectionSelector .
TCollection	The type of elements of source .
TResult	The type of elements to return.

Returns: A sequence whose elements are the result of invoking the one-to-many transform function collectionSelector on each element of source based on the index supplied to collectionSelector , and then mapping each of those sequence elements and their corresponding source element to a result element.

Exceptions

T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by the query.
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 791 of file ParallelEnumerable.cs.

◆ SelectMany< TSource, TResult >() [1/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.SelectMany< TSource, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, IEnumerable< TResult >>	selector
	)

static

Projects in parallel each element of a sequence to an T:System.Collections.Generic.IEnumerable`1 and flattens the resulting sequences into one sequence.

Parameters

source	A sequence of values to project.
selector	A transform function to apply to each element.

Template Parameters

TSource	The type of elements of source .
TResult	The type of the elements of the sequence returned by selector.

Returns: A sequence whose elements are the result of invoking the one-to-many transform function on each element of the input sequence.

Exceptions

T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 708 of file ParallelEnumerable.cs.

◆ SelectMany< TSource, TResult >() [2/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.SelectMany< TSource, TResult >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int, IEnumerable< TResult >>	selector
	)

static

Projects in parallel each element of a sequence to an T:System.Collections.Generic.IEnumerable`1, and flattens the resulting sequences into one sequence. The index of each source element is used in the projected form of that element.

Parameters

source	A sequence of values to project.
selector	A transform function to apply to each element.

Template Parameters

TSource	The type of elements of source .
TResult	The type of the elements of the sequence returned by selector.

Returns: A sequence whose elements are the result of invoking the one-to-many transform function on each element of the input sequence.

Exceptions

T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by the query.
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 733 of file ParallelEnumerable.cs.

◆ SequenceEqual< TSource >() [1/4]

static bool System.Linq.ParallelEnumerable.SequenceEqual< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second
	)

static

Determines whether two parallel sequences are equal by comparing the elements by using the default equality comparer for their type.

Parameters

first	A sequence to compare to second.
second	A sequence to compare to the first input sequence.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: true if the two source sequences are of equal length and their corresponding elements are equal according to the default equality comparer for their type; otherwise, false.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	first or second is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3305 of file ParallelEnumerable.cs.

◆ SequenceEqual< TSource >() [2/4]

static bool System.Linq.ParallelEnumerable.SequenceEqual< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second
	)

static

This SequenceEqual overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException Thrown every time this method is called.

Definition at line 3326 of file ParallelEnumerable.cs.

◆ SequenceEqual< TSource >() [3/4]

static bool System.Linq.ParallelEnumerable.SequenceEqual< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

Determines whether two parallel sequences are equal by comparing their elements by using a specified IEqualityComparer{T}.

Parameters

first	A sequence to compare to second .
second	A sequence to compare to the first input sequence.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to use to compare elements.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: true if the two source sequences are of equal length and their corresponding elements are equal according to the default equality comparer for their type; otherwise, false.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	first or second is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3342 of file ParallelEnumerable.cs.

◆ SequenceEqual< TSource >() [4/4]

static bool System.Linq.ParallelEnumerable.SequenceEqual< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

This SequenceEqual overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.
comparer	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException Thrown every time this method is called.

Definition at line 3419 of file ParallelEnumerable.cs.

◆ Single< TSource >() [1/2]

static TSource System.Linq.ParallelEnumerable.Single< TSource > ( this ParallelQuery< TSource > source )

static

Returns the only element of a parallel sequence, and throws an exception if there is not exactly one element in the sequence.

Parameters

source The sequence to return the single element of.

Template Parameters

TSource The type of the elements of source .

Returns: The single element of the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	The input sequence contains more than one element. -or- The input sequence is empty.

Definition at line 4301 of file ParallelEnumerable.cs.

◆ Single< TSource >() [2/2]

static TSource System.Linq.ParallelEnumerable.Single< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns the only element of a parallel sequence that satisfies a specified condition, and throws an exception if more than one such element exists.

Parameters

source	The sequence to return the single element of.
predicate	A function to test an element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: The single element of the input sequence that satisfies a condition.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	No element satisfies the condition in predicate . -or- More than one element satisfies the condition in predicate .

Definition at line 4321 of file ParallelEnumerable.cs.

◆ SingleOrDefault< TSource >() [1/2]

static TSource System.Linq.ParallelEnumerable.SingleOrDefault< TSource > ( this ParallelQuery< TSource > source )

static

Returns the only element of a parallel sequence, or a default value if the sequence is empty; this method throws an exception if there is more than one element in the sequence.

Parameters

source The sequence to return the single element of.

Template Parameters

TSource The type of the elements of source .

Returns: The single element of the input sequence, or default() if the sequence contains no elements.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 4343 of file ParallelEnumerable.cs.

◆ SingleOrDefault< TSource >() [2/2]

static TSource System.Linq.ParallelEnumerable.SingleOrDefault< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns the only element of a parallel sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.

Parameters

source	The sequence to return the single element of.
predicate	A function to test an element for a condition.

Template Parameters

TSource The type of the elements of source .

Returns: The single element of the input sequence that satisfies the condition, or default() if no such element is found.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.
T:System.InvalidOperationException	source is empty or multiple elements are returned.

Definition at line 4364 of file ParallelEnumerable.cs.

◆ Skip< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Skip< TSource >	(	this ParallelQuery< TSource >	source,
		int	count
	)

static

Bypasses a specified number of elements in a parallel sequence and then returns the remaining elements.

Parameters

source	The sequence to return elements from.
count	The number of elements to skip before returning the remaining elements.

Template Parameters

TSource The type of elements of source .

Returns: A sequence that contains the elements that occur after the specified index in the input sequence.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	Count is greater than F:System.Int32.MaxValue
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3201 of file ParallelEnumerable.cs.

◆ SkipWhile< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.SkipWhile< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Bypasses elements in a parallel sequence as long as a specified condition is true and then returns the remaining elements.

Parameters

source	The sequence to return elements from.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of elements of source .

Returns: A sequence that contains the elements from the input sequence starting at the first element in the linear series that does not pass the test specified by predicate.

Exceptions

T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3224 of file ParallelEnumerable.cs.

◆ SkipWhile< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.SkipWhile< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int, bool >	predicate
	)

static

Bypasses elements in a parallel sequence as long as a specified condition is true and then returns the remaining elements. The element's index is used in the logic of the predicate function.

Parameters

source	The sequence to return elements from.
predicate	A function to test each source element for a condition; the second parameter of the function represents the index of the source element.

Template Parameters

TSource The type of elements of source .

Returns: A sequence that contains the elements from the input sequence starting at the first element in the linear series that does not pass the test specified by predicate.

Exceptions

T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by the query.
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3248 of file ParallelEnumerable.cs.

◆ Sum() [1/10]

static int System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< int > source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1544 of file ParallelEnumerable.cs.

◆ Sum() [2/10]

static ? int System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< int?> source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1561 of file ParallelEnumerable.cs.

◆ Sum() [3/10]

static long System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< long > source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1578 of file ParallelEnumerable.cs.

◆ Sum() [4/10]

static ? long System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< long?> source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1595 of file ParallelEnumerable.cs.

◆ Sum() [5/10]

static float System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< float > source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Single.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1612 of file ParallelEnumerable.cs.

◆ Sum() [6/10]

static ? float System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< float?> source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Single.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1629 of file ParallelEnumerable.cs.

◆ Sum() [7/10]

static double System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< double > source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Double.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1646 of file ParallelEnumerable.cs.

◆ Sum() [8/10]

static ? double System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< double?> source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Double.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1663 of file ParallelEnumerable.cs.

◆ Sum() [9/10]

static decimal System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< decimal > source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Decimal.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1680 of file ParallelEnumerable.cs.

◆ Sum() [10/10]

static ? decimal System.Linq.ParallelEnumerable.Sum ( this ParallelQuery< decimal?> source )

static

Computes in parallel the sum of a sequence of values.

Parameters

source A sequence of values to calculate the sum of.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Decimal.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1697 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [1/10]

static int System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int >	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements in the source sequence.

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1716 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [2/10]

static ? int System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int?>	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int32.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1731 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [3/10]

static long System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long >	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1746 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [4/10]

static ? long System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, long?>	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Int64.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1761 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [5/10]

static float System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float >	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Single.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1776 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [6/10]

static ? float System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, float?>	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Single.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1791 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [7/10]

static double System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double >	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Double.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1806 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [8/10]

static ? double System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, double?>	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Double.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1821 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [9/10]

static decimal System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal >	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Decimal.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1836 of file ParallelEnumerable.cs.

◆ Sum< TSource >() [10/10]

static ? decimal System.Linq.ParallelEnumerable.Sum< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, decimal?>	selector
	)

static

Computes in parallel the sum of the sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Parameters

source	A sequence of values to calculate the sum of.
selector	A transform function to apply to each element.

Template Parameters

TSource The type of elements of source .

Returns: The sum of the projected values in the sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or selector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	The sum is larger than F:System.Decimal.MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 1851 of file ParallelEnumerable.cs.

◆ Take< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Take< TSource >	(	this ParallelQuery< TSource >	source,
		int	count
	)

static

Returns a specified number of contiguous elements from the start of a parallel sequence.

Parameters

source	The sequence to return elements from.
count	The number of elements to return.

Template Parameters

TSource The type of elements of source .

Returns: A sequence that contains the specified number of elements from the start of the input sequence.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3130 of file ParallelEnumerable.cs.

◆ TakeWhile< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.TakeWhile< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Returns elements from a parallel sequence as long as a specified condition is true.

Parameters

source	The sequence to return elements from.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of elements of source .

Returns: A sequence that contains the elements from the input sequence that occur before the element at which the test no longer passes.

Exceptions

T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3153 of file ParallelEnumerable.cs.

◆ TakeWhile< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.TakeWhile< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int, bool >	predicate
	)

static

Returns elements from a parallel sequence as long as a specified condition is true. The element's index is used in the logic of the predicate function.

Parameters

source	The sequence to return elements from.
predicate	A function to test each source element for a condition; the second parameter of the function represents the index of the source element.

Template Parameters

TSource The type of elements of source .

Returns: A sequence that contains elements from the input sequence that occur before the element at which the test no longer passes.

Exceptions

T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by this query.
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3177 of file ParallelEnumerable.cs.

◆ ThenBy< TSource, TKey >() [1/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.ThenBy< TSource, TKey >	(	this OrderedParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Performs in parallel a subsequent ordering of the elements in a sequence in ascending order according to a key.

Parameters

source	An OrderedParallelQuery{TSource} that contains elements to sort.
keySelector	A function to extract a key from an element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: An OrderedParallelQuery{TSource} whose elements are sorted according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 917 of file ParallelEnumerable.cs.

◆ ThenBy< TSource, TKey >() [2/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.ThenBy< TSource, TKey >	(	this OrderedParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IComparer< TKey >	comparer
	)

static

Performs in parallel a subsequent ordering of the elements in a sequence in ascending order by using a specified comparer.

Parameters

source	An OrderedParallelQuery{TSource} that contains elements to sort.
keySelector	A function to extract a key from an element.
comparer	An IComparer{TKey} to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: An OrderedParallelQuery{TSource} whose elements are sorted according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 942 of file ParallelEnumerable.cs.

◆ ThenByDescending< TSource, TKey >() [1/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.ThenByDescending< TSource, TKey >	(	this OrderedParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Performs in parallel a subsequent ordering of the elements in a sequence in descending order, according to a key.

Parameters

source	An OrderedParallelQuery{TSource} that contains elements to sort.
keySelector	A function to extract a key from an element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: A sequence whose elements are sorted descending according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 966 of file ParallelEnumerable.cs.

◆ ThenByDescending< TSource, TKey >() [2/2]

static OrderedParallelQuery<TSource> System.Linq.ParallelEnumerable.ThenByDescending< TSource, TKey >	(	this OrderedParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IComparer< TKey >	comparer
	)

static

Performs in parallel a subsequent ordering of the elements in a sequence in descending order by using a specified comparer.

Parameters

source	An OrderedParallelQuery{TSource} that contains elements to sort.
keySelector	A function to extract a key from an element.
comparer	An IComparer{TKey} to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: A sequence whose elements are sorted descending according to a key.

Exceptions

T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 991 of file ParallelEnumerable.cs.

◆ ToArray< TSource >()

static TSource [] System.Linq.ParallelEnumerable.ToArray< TSource > ( this ParallelQuery< TSource > source )

static

Creates an array from a T:System.Linq.ParallelQuery`1.

Parameters

source A sequence to create an array from.

Template Parameters

TSource The type of the elements of source .

Returns: An array that contains the elements from the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3680 of file ParallelEnumerable.cs.

◆ ToDictionary< TSource, TKey >() [1/2]

static Dictionary<TKey, TSource> System.Linq.ParallelEnumerable.ToDictionary< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function.

Parameters

source	A sequence to create a T:System.Collections.Generic.Dictionary`2 from.
keySelector	A function to extract a key from each element.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .

Returns: A T:System.Collections.Generic.Dictionary`2 that contains keys and values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	keySelector produces a key that is a null reference (Nothing in Visual Basic). -or- keySelector produces duplicate keys for two elements. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 3746 of file ParallelEnumerable.cs.

◆ ToDictionary< TSource, TKey >() [2/2]

static Dictionary<TKey, TSource> System.Linq.ParallelEnumerable.ToDictionary< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IEqualityComparer< TKey >	comparer
	)

static

Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function and key comparer.

Parameters

source	A sequence to create a T:System.Collections.Generic.Dictionary`2 from.
keySelector	A function to extract a key from each element.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare keys.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .

Returns: A T:System.Collections.Generic.Dictionary`2 that contains keys and values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	keySelector produces a key that is a null reference (Nothing in Visual Basic). -or- keySelector produces duplicate keys for two elements. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 3764 of file ParallelEnumerable.cs.

◆ ToDictionary< TSource, TKey, TElement >() [1/2]

static Dictionary<TKey, TElement> System.Linq.ParallelEnumerable.ToDictionary< TSource, TKey, TElement >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector
	)

static

Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to specified key selector and element selector functions.

Parameters

source	A sequence to create a T:System.Collections.Generic.Dictionary`2 from.
keySelector	A function to extract a key from each element.
elementSelector	A transform function to produce a result element value from each element.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the value returned by elementSelector .

Returns: A T:System.Collections.Generic.Dictionary`2 that contains values of type TElement selected from the input sequence

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector or elementSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	keySelector produces a key that is a null reference (Nothing in Visual Basic). -or- keySelector produces duplicate keys for two elements. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 3814 of file ParallelEnumerable.cs.

◆ ToDictionary< TSource, TKey, TElement >() [2/2]

static Dictionary<TKey, TElement> System.Linq.ParallelEnumerable.ToDictionary< TSource, TKey, TElement >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Creates a T:System.Collections.Generic.Dictionary`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function, a comparer, and an element selector function.

Parameters

source	A sequence to create a T:System.Collections.Generic.Dictionary`2 from.
keySelector	A function to extract a key from each element.
elementSelector	A transform function to produce a result element value from each element.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare keys.

Template Parameters

TSource	The type of the elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the value returned by elementSelector .

Returns: A T:System.Collections.Generic.Dictionary`2 that contains values of type TElement selected from the input sequence

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector or elementSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	keySelector produces a key that is a null reference (Nothing in Visual Basic). -or- keySelector produces duplicate keys for two elements. -or- One or more exceptions occurred during the evaluation of the query.

Definition at line 3834 of file ParallelEnumerable.cs.

◆ ToList< TSource >()

static List<TSource> System.Linq.ParallelEnumerable.ToList< TSource > ( this ParallelQuery< TSource > source )

static

Creates a T:System.Collections.Generic.List`1 from an T:System.Linq.ParallelQuery`1.

Parameters

source A sequence to create a T:System.Collections.Generic.List`1 from.

Template Parameters

TSource The type of the elements of source .

Returns: A T:System.Collections.Generic.List`1 that contains elements from the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3703 of file ParallelEnumerable.cs.

◆ ToLookup< TSource, TKey >() [1/2]

static ILookup<TKey, TSource> System.Linq.ParallelEnumerable.ToLookup< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector
	)

static

Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function.

Parameters

source	The sequence to create a T:System.Linq.ILookup`2 from.
keySelector	A function to extract a key from each element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: A T:System.Linq.ILookup`2 that contains keys and values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3884 of file ParallelEnumerable.cs.

◆ ToLookup< TSource, TKey >() [2/2]

static ILookup<TKey, TSource> System.Linq.ParallelEnumerable.ToLookup< TSource, TKey >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		IEqualityComparer< TKey >	comparer
	)

static

Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function and key comparer.

Parameters

source	The sequence to create a T:System.Linq.ILookup`2 from.
keySelector	A function to extract a key from each element.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .

Returns: A T:System.Linq.ILookup`2 that contains keys and values.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector or is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3901 of file ParallelEnumerable.cs.

◆ ToLookup< TSource, TKey, TElement >() [1/2]

static ILookup<TKey, TElement> System.Linq.ParallelEnumerable.ToLookup< TSource, TKey, TElement >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector
	)

static

Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to specified key selector and element selector functions.

Parameters

source	The sequence to create a T:System.Linq.ILookup`2 from.
keySelector	A function to extract a key from each element.
elementSelector	A transform function to produce a result element value from each element.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the value returned by elementSelector .

Returns: A T:System.Linq.ILookup`2 that contains values of type TElement selected from the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector or elementSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3939 of file ParallelEnumerable.cs.

◆ ToLookup< TSource, TKey, TElement >() [2/2]

static ILookup<TKey, TElement> System.Linq.ParallelEnumerable.ToLookup< TSource, TKey, TElement >	(	this ParallelQuery< TSource >	source,
		Func< TSource, TKey >	keySelector,
		Func< TSource, TElement >	elementSelector,
		IEqualityComparer< TKey >	comparer
	)

static

Creates an T:System.Linq.ILookup`2 from a T:System.Linq.ParallelQuery`1 according to a specified key selector function, a comparer and an element selector function.

Parameters

source	The sequence to create a T:System.Linq.ILookup`2 from.
keySelector	A function to extract a key from each element.
elementSelector	A transform function to produce a result element value from each element.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare keys.

Template Parameters

TSource	The type of elements of source .
TKey	The type of the key returned by keySelector .
TElement	The type of the value returned by elementSelector .

Returns: A Lookup<(Of <(TKey, TElement>)>) that contains values of type TElement selected from the input sequence.

Exceptions

T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.ArgumentNullException	source or keySelector or elementSelector is a null reference (Nothing in Visual Basic).
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3958 of file ParallelEnumerable.cs.

◆ Union< TSource >() [1/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Union< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second
	)

static

Produces the set union of two parallel sequences by using the default equality comparer.

Parameters

first	A sequence whose distinct elements form the first set for the union.
second	A sequence whose distinct elements form the second set for the union.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the elements from both input sequences, excluding duplicates.

Exceptions

T:System.ArgumentNullException	first or second is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3466 of file ParallelEnumerable.cs.

◆ Union< TSource >() [2/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Union< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second
	)

static

This Union overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException	The exception that occurs when this method is called.
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3481 of file ParallelEnumerable.cs.

◆ Union< TSource >() [3/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Union< TSource >	(	this ParallelQuery< TSource >	first,
		ParallelQuery< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

Produces the set union of two parallel sequences by using a specified IEqualityComparer{T}.

Parameters

first	A sequence whose distinct elements form the first set for the union.
second	A sequence whose distinct elements form the second set for the union.
comparer	An T:System.Collections.Generic.IEqualityComparer`1 to compare values.

Template Parameters

TSource The type of the elements of the input sequences.

Returns: A sequence that contains the elements from both input sequences, excluding duplicates.

Exceptions

T:System.ArgumentNullException	first or second is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3497 of file ParallelEnumerable.cs.

◆ Union< TSource >() [4/4]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Union< TSource >	(	this ParallelQuery< TSource >	first,
		IEnumerable< TSource >	second,
		IEqualityComparer< TSource >	comparer
	)

static

This Union overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when called.

Parameters

first	This parameter is not used.
second	This parameter is not used.
comparer	This parameter is not used.

Template Parameters

TSource This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException	The exception that occurs when this method is called.
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 3521 of file ParallelEnumerable.cs.

◆ Where< TSource >() [1/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Where< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, bool >	predicate
	)

static

Filters in parallel a sequence of values based on a predicate.

Parameters

source	A sequence to filter.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source.

Returns: A sequence that contains elements from the input sequence that satisfy the condition.

Exceptions

T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 355 of file ParallelEnumerable.cs.

◆ Where< TSource >() [2/2]

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.Where< TSource >	(	this ParallelQuery< TSource >	source,
		Func< TSource, int, bool >	predicate
	)

static

Filters in parallel a sequence of values based on a predicate. Each element's index is used in the logic of the predicate function.

Parameters

source	A sequence to filter.
predicate	A function to test each element for a condition.

Template Parameters

TSource The type of the elements of source.

Returns: A sequence that contains elements from the input sequence that satisfy the condition.

Exceptions

T:System.ArgumentNullException	source or predicate is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.OverflowException	More than F:System.Int32.MaxValue elements are enumerated by the query.
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 379 of file ParallelEnumerable.cs.

◆ WithCancellation< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.WithCancellation< TSource >	(	this ParallelQuery< TSource >	source,
		CancellationToken	cancellationToken
	)

static

Sets the T:System.Threading.CancellationToken to associate with the query.

Parameters

source	A ParallelQuery on which to set the option.
cancellationToken	A cancellation token.

Template Parameters

TSource The type of elements of source .

Returns: ParallelQuery representing the same query as source, but with the registered cancellation token.

Exceptions

T:System.ObjectDisposedException	The T:System.Threading.CancellationTokenSource associated with the cancellationToken has been disposed.
T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.InvalidOperationException	WithCancellation is used multiple times in the query.

Definition at line 202 of file ParallelEnumerable.cs.

◆ WithDegreeOfParallelism< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.WithDegreeOfParallelism< TSource >	(	this ParallelQuery< TSource >	source,
		int	degreeOfParallelism
	)

static

Sets the degree of parallelism to use in a query. Degree of parallelism is the maximum number of concurrently executing tasks that will be used to process the query.

Parameters

source	A ParallelQuery on which to set the limit on the degrees of parallelism.
degreeOfParallelism	The degree of parallelism for the query. The default value is Math.Min(P:System.Environment.ProcessorCount, `MAX_SUPPORTED_DOP`) where `MAX_SUPPORTED_DOP` is 512.

Template Parameters

TSource The type of elements of source .

Returns: ParallelQuery representing the same query as source, with the limit on the degrees of parallelism set.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.ArgumentOutOfRangeException	degreeOfParallelism is less than 1 or greater than 511.
T:System.InvalidOperationException	WithDegreeOfParallelism is used multiple times in the query.

Definition at line 176 of file ParallelEnumerable.cs.

◆ WithExecutionMode< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.WithExecutionMode< TSource >	(	this ParallelQuery< TSource >	source,
		ParallelExecutionMode	executionMode
	)

static

Sets the execution mode of the query.

Parameters

source	A ParallelQuery on which to set the option.
executionMode	The mode in which to execute the query.

Template Parameters

TSource The type of elements of source .

Returns: ParallelQuery representing the same query as source, but with the registered execution mode.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.ArgumentException	executionMode is not a valid T:System.Linq.ParallelExecutionMode value.
T:System.InvalidOperationException	WithExecutionMode is used multiple times in the query.

Definition at line 239 of file ParallelEnumerable.cs.

◆ WithMergeOptions< TSource >()

static ParallelQuery<TSource> System.Linq.ParallelEnumerable.WithMergeOptions< TSource >	(	this ParallelQuery< TSource >	source,
		ParallelMergeOptions	mergeOptions
	)

static

Sets the merge options for this query, which specify how the query will buffer output.

Parameters

source	A ParallelQuery on which to set the option.
mergeOptions	The merge options to set for this query.

Template Parameters

TSource The type of elements of source .

Returns: ParallelQuery representing the same query as source, but with the registered merge options.

Exceptions

T:System.ArgumentNullException	source is a null reference (Nothing in Visual Basic).
T:System.ArgumentException	mergeOptions is not a valid T:System.Linq.ParallelMergeOptions value.
T:System.InvalidOperationException	WithMergeOptions is used multiple times in the query.

Definition at line 266 of file ParallelEnumerable.cs.

◆ Zip< TFirst, TSecond, TResult >() [1/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Zip< TFirst, TSecond, TResult >	(	this ParallelQuery< TFirst >	first,
		ParallelQuery< TSecond >	second,
		Func< TFirst, TSecond, TResult >	resultSelector
	)

static

Merges in parallel two sequences by using the specified predicate function.

Parameters

first	The first sequence to zip.
second	The second sequence to zip.
resultSelector	A function to create a result element from two matching elements.

Template Parameters

TFirst	The type of the elements of the first sequence.
TSecond	The type of the elements of the second sequence.
TResult	The type of the return elements.

Returns: A sequence that has elements of type TResult that are obtained by performing resultSelector pairwise on two sequences. If the sequence lengths are unequal, this truncates to the length of the shorter sequence.

Exceptions

T:System.ArgumentNullException	first or second or resultSelector is a null reference (Nothing in Visual Basic).
T:System.OperationCanceledException	The query was canceled with the token passed in through WithCancellation .
T:System.AggregateException	One or more exceptions occurred during the evaluation of the query.

Definition at line 454 of file ParallelEnumerable.cs.

◆ Zip< TFirst, TSecond, TResult >() [2/2]

static ParallelQuery<TResult> System.Linq.ParallelEnumerable.Zip< TFirst, TSecond, TResult >	(	this ParallelQuery< TFirst >	first,
		IEnumerable< TSecond >	second,
		Func< TFirst, TSecond, TResult >	resultSelector
	)

static

This Zip overload should never be called. This method is marked as obsolete and always throws T:System.NotSupportedException when invoked.

Parameters

first	This parameter is not used.
second	This parameter is not used.
resultSelector	This parameter is not used.

Template Parameters

TFirst	This type parameter is not used.
TSecond	This type parameter is not used.
TResult	This type parameter is not used.

Returns: This overload always throws a T:System.NotSupportedException.

Exceptions

T:System.NotSupportedException The exception that occurs when this method is called.

Definition at line 482 of file ParallelEnumerable.cs.

The documentation for this class was generated from the following file:

D:/All cs/System.Linq/ParallelEnumerable.cs

Static Public Member Functions

Detailed Description

Member Function Documentation

◆ Aggregate< TSource >()

◆ Aggregate< TSource, TAccumulate >()

◆ Aggregate< TSource, TAccumulate, TResult >() [1/3]

◆ Aggregate< TSource, TAccumulate, TResult >() [2/3]

◆ Aggregate< TSource, TAccumulate, TResult >() [3/3]

◆ All< TSource >()

◆ Any< TSource >() [1/2]

◆ Any< TSource >() [2/2]

◆ AsEnumerable< TSource >()

◆ AsOrdered()

◆ AsOrdered< TSource >()

◆ AsParallel()

◆ AsParallel< TSource >() [1/2]

◆ AsParallel< TSource >() [2/2]

◆ AsSequential< TSource >()

◆ AsUnordered< TSource >()

◆ Average() [1/10]

◆ Average() [2/10]

◆ Average() [3/10]

◆ Average() [4/10]

◆ Average() [5/10]

◆ Average() [6/10]

◆ Average() [7/10]

◆ Average() [8/10]

◆ Average() [9/10]

◆ Average() [10/10]

◆ Average< TSource >() [1/10]

◆ Average< TSource >() [2/10]

◆ Average< TSource >() [3/10]

◆ Average< TSource >() [4/10]

◆ Average< TSource >() [5/10]

◆ Average< TSource >() [6/10]

◆ Average< TSource >() [7/10]

◆ Average< TSource >() [8/10]

◆ Average< TSource >() [9/10]

◆ Average< TSource >() [10/10]

◆ Cast< TResult >()

◆ Concat< TSource >() [1/2]

◆ Concat< TSource >() [2/2]

◆ Contains< TSource >() [1/2]

◆ Contains< TSource >() [2/2]

◆ Count< TSource >() [1/2]

◆ Count< TSource >() [2/2]

◆ DefaultIfEmpty< TSource >() [1/2]

◆ DefaultIfEmpty< TSource >() [2/2]

◆ Distinct< TSource >() [1/2]

◆ Distinct< TSource >() [2/2]

◆ ElementAt< TSource >()

◆ ElementAtOrDefault< TSource >()

◆ Empty< TResult >()

◆ Except< TSource >() [1/4]

◆ Except< TSource >() [2/4]

◆ Except< TSource >() [3/4]

◆ Except< TSource >() [4/4]

◆ First< TSource >() [1/2]

◆ First< TSource >() [2/2]

◆ FirstOrDefault< TSource >() [1/2]

◆ FirstOrDefault< TSource >() [2/2]

◆ ForAll< TSource >()

◆ GroupBy< TSource, TKey >() [1/2]

◆ GroupBy< TSource, TKey >() [2/2]

◆ GroupBy< TSource, TKey, TElement >() [1/2]

◆ GroupBy< TSource, TKey, TElement >() [2/2]

◆ GroupBy< TSource, TKey, TElement, TResult >() [1/2]

◆ GroupBy< TSource, TKey, TElement, TResult >() [2/2]

◆ GroupBy< TSource, TKey, TResult >() [1/2]

◆ GroupBy< TSource, TKey, TResult >() [2/2]

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [1/4]

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [2/4]

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [3/4]

◆ GroupJoin< TOuter, TInner, TKey, TResult >() [4/4]

◆ Intersect< TSource >() [1/4]

◆ Intersect< TSource >() [2/4]

◆ Intersect< TSource >() [3/4]

◆ Intersect< TSource >() [4/4]

◆ Join< TOuter, TInner, TKey, TResult >() [1/4]

◆ Join< TOuter, TInner, TKey, TResult >() [2/4]