TaskFactory<TResult>.ContinueWhenAny<TAntecedentResult> Method (Task<TAntecedentResult>[], Func<Task<TAntecedentResult>, TResult>, CancellationToken)

 

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)

public Task<TResult> ContinueWhenAny<TAntecedentResult>(
	Task<TAntecedentResult>[] tasks,
	Func<Task<TAntecedentResult>, TResult> continuationFunction,
	CancellationToken cancellationToken
)

Parameters

tasks
Type: System.Threading.Tasks.Task<TAntecedentResult>[]

The array of tasks from which to continue when one task completes.

continuationFunction
Type: System.Func<Task<TAntecedentResult>, TResult>

The function delegate to execute asynchronously when one task in the tasks array completes.

cancellationToken
Type: System.Threading.CancellationToken

The cancellation token that will be assigned to the new continuation task.

Return Value

Type: System.Threading.Tasks.Task<TResult>

The new continuation task.

Type Parameters

TAntecedentResult

The type of the result of the antecedent tasks.

Exception Condition
ObjectDisposedException

One of the elements in the tasks array has been disposed.

-or-

The CancellationTokenSource that created cancellationToken has already been disposed.

ArgumentNullException

The tasks array is null.

-or-

The continuationFunction argument is null.

ArgumentException

The tasks array contains a null value.

-or-

The tasks array is empty.

After completion, a task is in one of these states: RanToCompletion, Faulted, or Canceled states.

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 5.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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