TaskFactory(Of TResult).ContinueWhenAll Method (Task(), Func(Of Task(), TResult))

 

Creates a continuation task that will be started upon the completion of a set of provided tasks.

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

Public Function ContinueWhenAll (
	tasks As Task(),
	continuationFunction As Func(Of Task(), TResult)
) As Task(Of TResult)

Parameters

tasks
Type: System.Threading.Tasks.Task()

The array of tasks from which to continue.

continuationFunction
Type: System.Func(Of Task(), TResult)

The function delegate to execute asynchronously when all tasks in the tasks array have completed.

Return Value

Type: System.Threading.Tasks.Task(Of TResult)

The new continuation task.

Exception Condition
ObjectDisposedException

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

ArgumentNullException

tasks array is null.

-or-

The continuationFunction is null.

ArgumentException

The tasks array contains a null value or 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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