IList.cs

using System.Runtime.CompilerServices;

namespace System.Collections.Generic
{
    [TypeDependency("System.SZArrayHelper")]
    [__DynamicallyInvokable]
    public interface IList<T> : ICollection<T>, IEnumerable<T>, IEnumerable
    {
        [__DynamicallyInvokable]
        T this[int index]
        {
            [__DynamicallyInvokable]
            get;
            [__DynamicallyInvokable]
            set;
        }

        [__DynamicallyInvokable]
        int IndexOf(T item);

        [__DynamicallyInvokable]
        void Insert(int index, T item);

        [__DynamicallyInvokable]
        void RemoveAt(int index);
    }
}