TaskFactory.ContinueWhenAny Method (array<Task[], Action<Task>)

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Creates a continuation Task that will be started upon the completion of any Task in the provided set.

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

Syntax

'Declaration
Public Function ContinueWhenAny ( _
    tasks As Task(), _
    continuationAction As Action(Of Task) _
) As Task

public Task ContinueWhenAny(
    Task[] tasks,
    Action<Task> continuationAction
)

tasks
Type: array<System.Threading.Tasks.Task[]
The array of tasks from which to continue when one task completes.

continuationAction
Type: System.Action<Task>
The action delegate to execute when one task in the tasks array completes.

Exception	Condition
ObjectDisposedException	The exception that is thrown when one of the elements in the tasks array has been disposed.
ArgumentNullException	The exception that is thrown when the tasks array is null. -or- The exception that is thrown when the continuationAction argument is null.
ArgumentException	The exception that is thrown when the tasks array contains a null value. -or- The exception that is thrown when the tasks array is empty.

The exception that is thrown when one of the elements in the tasks array has been disposed.

The exception that is thrown when the tasks array is null.

-or-

The exception that is thrown when the continuationAction argument is null.

The exception that is thrown when the tasks array contains a null value.

-or-

The exception that is thrown when the tasks array is empty.

The following example shows how to use ContinueWhenAny and ContinueWhenAll:

Supported in: 5

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.