System.TimeZone Class Reference

Represents a time zone. More...

Inherited by System.CurrentSystemTimeZone.

Public Member Functions
abstract TimeSpan	GetUtcOffset (DateTime time)
	Returns the Coordinated Universal Time (UTC) offset for the specified local time. More...
virtual DateTime	ToUniversalTime (DateTime time)
	Returns the Coordinated Universal Time (UTC) that corresponds to a specified time. More...
virtual DateTime	ToLocalTime (DateTime time)
	Returns the local time that corresponds to a specified date and time value. More...
abstract DaylightTime	GetDaylightChanges (int year)
	Returns the daylight saving time period for a particular year. More...
virtual bool	IsDaylightSavingTime (DateTime time)
	Returns a value indicating whether the specified date and time is within a daylight saving time period. More...

Static Public Member Functions
static bool	IsDaylightSavingTime (DateTime time, DaylightTime daylightTimes)
	Returns a value indicating whether the specified date and time is within the specified daylight saving time period. More...

Properties
static TimeZone	CurrentTimeZone [get]
	Gets the time zone of the current computer. More...
abstract string	StandardName [get]
	Gets the standard time zone name. More...
abstract string	DaylightName [get]
	Gets the daylight saving time zone name. More...

Detailed Description

Represents a time zone.

Definition at line 10 of file TimeZone.cs.

Member Function Documentation

GetDaylightChanges()

abstract DaylightTime System.TimeZone.GetDaylightChanges ( int  year )

pure virtual

Returns the daylight saving time period for a particular year.

Parameters

year	The year that the daylight saving time period applies to.

Returns

A T:System.Globalization.DaylightTime object that contains the start and end date for daylight saving time in year .

Exceptions

T:System.ArgumentOutOfRangeException

year is less than 1 or greater than 9999.

GetUtcOffset()

abstract TimeSpan System.TimeZone.GetUtcOffset ( DateTime  time )

pure virtual

Returns the Coordinated Universal Time (UTC) offset for the specified local time.

Parameters

time	A date and time value.

Returns

The Coordinated Universal Time (UTC) offset from time .

IsDaylightSavingTime() [1/2]

virtual bool System.TimeZone.IsDaylightSavingTime ( DateTime  time )

virtual

Returns a value indicating whether the specified date and time is within a daylight saving time period.

Parameters

time	A date and time.

Returns

true if time is in a daylight saving time period; otherwise, false.

Definition at line 128 of file TimeZone.cs.

IsDaylightSavingTime() [2/2]

static bool System.TimeZone.IsDaylightSavingTime ( DateTime  time, DaylightTime  daylightTimes  )

static

Returns a value indicating whether the specified date and time is within the specified daylight saving time period.

Parameters

time	A date and time.
daylightTimes	A daylight saving time period.

Returns

true if time is in daylightTimes ; otherwise, false.

Exceptions

T:System.ArgumentNullException

daylightTimes is null.

Definition at line 140 of file TimeZone.cs.

ToLocalTime()

virtual DateTime System.TimeZone.ToLocalTime ( DateTime  time )

virtual

Returns the local time that corresponds to a specified date and time value.

Parameters

time	A Coordinated Universal Time (UTC) time.

Returns

A T:System.DateTime object whose value is the local time that corresponds to time .

Definition at line 106 of file TimeZone.cs.

ToUniversalTime()

virtual DateTime System.TimeZone.ToUniversalTime ( DateTime  time )

virtual

Returns the Coordinated Universal Time (UTC) that corresponds to a specified time.

Parameters

time	A date and time.

Returns

A T:System.DateTime object whose value is the Coordinated Universal Time (UTC) that corresponds to time .

Definition at line 85 of file TimeZone.cs.

Property Documentation

CurrentTimeZone

TimeZone System.TimeZone.CurrentTimeZone

staticget

Gets the time zone of the current computer.

Returns

A T:System.TimeZone object that represents the current local time zone.

Definition at line 32 of file TimeZone.cs.

DaylightName

abstract string System.TimeZone.DaylightName

get

Gets the daylight saving time zone name.

Returns

The daylight saving time zone name.

Definition at line 62 of file TimeZone.cs.

StandardName

abstract string System.TimeZone.StandardName

get

Gets the standard time zone name.

Returns

The standard time zone name.

Exceptions

T:System.ArgumentNullException

An attempt was made to set this property to null.

Definition at line 55 of file TimeZone.cs.

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The documentation for this class was generated from the following file:

• D:/All cs/System/TimeZone.cs