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Dictionary<TKey, TValue>.KeyCollection.ICollection<TKey>.Add Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Adds an item to the ICollection<T>. This implementation always throws NotSupportedException.

Namespace:  System.Collections.Generic
Assembly:  mscorlib (in mscorlib.dll)

Syntax

'Declaration
Private Sub Add ( _
    item As TKey _
) Implements ICollection(Of TKey).Add

void ICollection<TKey>.Add(
    TKey item
)

Parameters

Implements

ICollection<T>.Add(T)

Exceptions

Exception Condition
NotSupportedException

Always thrown.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.