ReadOnlyDictionary<TKey,TValue>.ValueCollection.ICollection<TValue>.Add Method
Definition
Important
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Throws a NotSupportedException exception in all cases.
virtual void System.Collections.Generic.ICollection<TValue>.Add(TValue item) = System::Collections::Generic::ICollection<TValue>::Add;
void ICollection<TValue>.Add (TValue item);
abstract member System.Collections.Generic.ICollection<TValue>.Add : 'Value -> unit
override this.System.Collections.Generic.ICollection<TValue>.Add : 'Value -> unit
Sub Add (item As TValue) Implements ICollection(Of TValue).Add
Parameters
- item
- TValue
The object to add to the collection.
Implements
Exceptions
In all cases.
Remarks
This member is an explicit interface member implementation. It can be used only when the ReadOnlyDictionary<TKey,TValue>.ValueCollection instance is cast to an ICollection<T> interface. The ICollection<T> interface specifies that the Add method should throw a NotSupportedException exception if the collection that implements the interface is read-only.
Applies to
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