SortedDictionary<'TKey, 'TValue>.KeyCollection.ICollection<'TKey>.Add Method ('TKey)

 

Adds an item to the ICollection<'T>. This implementation always throws a NotSupportedException.

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

private abstract Add : 
        item:'TKey -> unit
private override Add : 
        item:'TKey -> unit

Parameters

item
Type: TKey

The object to add to the ICollection<'T>.

Exception Condition
NotSupportedException

Always thrown; the collection is read-only.

Universal Windows Platform
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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