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TaskFactory::ContinueWhenAny<TAntecedentResult> Method (array<Task<TAntecedentResult>>, Action<Task<TAntecedentResult>>, CancellationToken, TaskContinuationOptions, TaskScheduler)

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:
generic<typename TAntecedentResult>
Task^ ContinueWhenAny(
	array<Task<TAntecedentResult>^>^ tasks, 
	Action<Task<TAntecedentResult>^>^ continuationAction, 
	CancellationToken cancellationToken, 
	TaskContinuationOptions continuationOptions, 
	TaskScheduler^ scheduler
)

Type Parameters

TAntecedentResult

The type of the result of the antecedent tasks.

Parameters

tasks
Type: array<System.Threading.Tasks::Task<TAntecedentResult>>

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

continuationAction
Type: System::Action<Task<TAntecedentResult>>

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

cancellationToken
Type: System.Threading::CancellationToken

The CancellationToken that will be assigned to the new continuation task.

continuationOptions
Type: System.Threading.Tasks::TaskContinuationOptions

The TaskContinuationOptions value that controls the behavior of the created continuation Task.

scheduler
Type: System.Threading.Tasks::TaskScheduler

The TaskScheduler that is used to schedule the created continuation Task<TResult>.

Return Value

Type: System.Threading.Tasks::Task
The new continuation Task.
ExceptionCondition
ArgumentNullException

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

-or-

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

-or-

The exception that is thrown when the scheduler 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 NotOn* and OnlyOn* TaskContinuationOptions, which constrain for which TaskStatus states a continuation will be executed, are illegal with ContinueWhenAny.

.NET Framework

Supported in: 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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