Task.IsCanceled
Property
Definition
Gets whether this Task instance has completed execution due to being canceled.
public bool IsCanceled { get; }
true if the task has completed due to being canceled; otherwise false.
Remarks
A Task will complete in the Canceled state under any of the following conditions:
Its CancellationToken was marked for cancellation before the task started executing,
The task acknowledged the cancellation request on its already signaled CancellationToken by throwing an OperationCanceledException that bears the same CancellationToken.
The task acknowledged the cancellation request on its already signaled CancellationToken by calling the ThrowIfCancellationRequested method on the CancellationToken.
Important
Retrieving the value of the IsCanceled property does not block the calling thread until the task has completed.