ReadOnlyCollection<T>.IList.Add(Object) Method
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Adds an item to the IList. This implementation always throws NotSupportedException.
virtual int System.Collections.IList.Add(System::Object ^ value) = System::Collections::IList::Add;
int IList.Add (object value);
abstract member System.Collections.IList.Add : obj -> int
override this.System.Collections.IList.Add : obj -> int
Function Add (value As Object) As Integer Implements IList.Add
The position into which the new element was inserted.
Always thrown.
This member is an explicit interface member implementation. It can be used only when the ReadOnlyCollection<T> instance is cast to an IList interface.
Product | Versions |
---|---|
.NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9 |
.NET Framework | 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
.NET Standard | 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 2.0, 2.1 |
UWP | 10.0 |
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