CancellationToken.Register Method (Action<Object>, Object)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Registers a delegate that will be called when this CancellationToken is canceled.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- callback
- Type: System.Action<Object>
The delegate to be executed when the CancellationToken is canceled.
- state
- Type: System.Object
The state to pass to the callback when the delegate is invoked. This may be null.
Return Value
Type: System.Threading.CancellationTokenRegistrationThe CancellationTokenRegistration instance that can be used to deregister the callback.
| Exception | Condition |
|---|---|
| ObjectDisposedException | The associated CancellationTokenSource has been disposed. |
| ArgumentNullException | callback is null. |
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