ReadOnlyCollection<T>.IList.Add Method
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Adds an item to the IList. This implementation always throws NotSupportedException.
Assembly: mscorlib (in mscorlib.dll)
| Exception | Condition |
|---|---|
| NotSupportedException | Always thrown. |
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