ContinueWith Method (Action(Task), CancellationToken)
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Task.ContinueWith Method (Action<Task>, CancellationToken)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Creates a continuation that executes asynchronously when the target Task completes.

Namespace:  System.Threading.Tasks
Assembly:  mscorlib (in mscorlib.dll)

public Task ContinueWith(
	Action<Task> continuationAction,
	CancellationToken cancellationToken
)

Parameters

continuationAction
Type: System.Action<Task>
An action to run when the Task completes. When run, the delegate will be passed the completed task as an argument.
cancellationToken
Type: System.Threading.CancellationToken
The CancellationToken that will be assigned to the new continuation task.

Return Value

Type: System.Threading.Tasks.Task
A new continuation Task.

ExceptionCondition
ObjectDisposedException

The Task has been disposed.

-or-

The CancellationTokenSource that created the token has already been disposed.

ArgumentNullException

The continuationAction argument is null.

The returned Task will not be scheduled for execution until the current task has completed, whether it completes due to running to completion successfully, faulting due to an unhandled exception, or exiting out early due to being canceled.

Windows Phone OS

Supported in: 8.1, 8.0

Date

History

Reason

Added text to clarify asynchronous execution of continuations.

Customer feedback.

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