Dictionary<TKey,TValue>.KeyCollection.ICollection<TKey>.Add(TKey) Method
Definition
Adds an item to the ICollection<T>. This implementation always throws NotSupportedException.
virtual void System.Collections.Generic.ICollection<TKey>.Add(TKey item) = System::Collections::Generic::ICollection<TKey>::Add;
void ICollection<TKey>.Add (TKey item);
abstract member System.Collections.Generic.ICollection<TKey>.Add : 'Key -> unit
override this.System.Collections.Generic.ICollection<TKey>.Add : 'Key -> unit
Sub Add (item As TKey) Implements ICollection(Of TKey).Add
Parameters
- item
- TKey
The object to add to the ICollection<T>.
Implements
Exceptions
Always thrown.