The given Action will be performed when the task fails.

Namespace: UnityThreading
Assembly: UnityThreading (in UnityThreading.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax

C#
public static Task WhenFailed(
	this Task task,
	Action<Task> action,
	DispatcherBase target
)
Visual Basic
<ExtensionAttribute> _
Public Shared Function WhenFailed ( _
	task As Task, _
	action As Action(Of Task), _
	target As DispatcherBase _
) As Task
Visual C++
[ExtensionAttribute]
public:
static Task^ WhenFailed(
	Task^ task, 
	Action<Task^>^ action, 
	DispatcherBase^ target
)

Parameters

task
Type: UnityThreading..::..Task
action
Type: System..::..Action<(Of <(<'Task>)>)>
The action to perform.
target
Type: UnityThreading..::..DispatcherBase
The DispatcherBase to perform the action on.

Return Value

This task.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Task. When you use instance method syntax to call this method, omit the first parameter. For more information, see or .

See Also