Expand Minimize

Task(Of TResult).ContinueWith(Of TNewResult) Method (Func(Of Task(Of TResult), Object, TNewResult), Object, TaskScheduler)

.NET Framework 4.5

Creates a continuation that executes when the target Task(Of TResult) completes.

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

'Declaration
Public Function ContinueWith(Of TNewResult) ( _
	continuationFunction As Func(Of Task(Of TResult), Object, TNewResult), _
	state As Object, _
	scheduler As TaskScheduler _
) As Task(Of TNewResult)

Type Parameters

TNewResult

The type of the result produced by the continuation.

Parameters

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

A function to run when the Task(Of TResult) completes. When run, the delegate will be passed the completed task and the caller-supplied state object as arguments.

state
Type: System.Object

An object representing data to be used by the continuation function.

scheduler
Type: System.Threading.Tasks.TaskScheduler

The TaskScheduler to associate with the continuation task and to use for its execution.

Return Value

Type: System.Threading.Tasks.Task(Of TNewResult)
A new continuation Task(Of TResult).

ExceptionCondition
ArgumentNullException

The continuationFunction argument is null.

ArgumentNullException

The scheduler argument is null.

The returned Task(Of TResult) 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.

.NET Framework

Supported in: 4.6, 4.5

.NET for Windows Store apps

Supported in: Windows 8

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

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.

Was this page helpful?
(1500 characters remaining)
Thank you for your feedback
Show:
© 2014 Microsoft