WindowsRuntimeSystemExtensions.AsAsyncAction Method
For apps that target Windows Phone OS 7.0 and 7.1, do not use any members of this type in your app. If you do, your code will throw a MethodAccessException. This type is security-critical, which restricts it to internal use by the .NET Framework for Windows Phone class library.
[SECURITY CRITICAL]
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Returns a Windows Runtime asynchronous action that represents a started task.
Namespace: System
Assembly: System.Runtime.WindowsRuntime (in System.Runtime.WindowsRuntime.dll)
Syntax
<ExtensionAttribute> _
Public Shared Function AsAsyncAction ( _
source As Task _
) As IAsyncAction
public static IAsyncAction AsAsyncAction(
this Task source
)
Parameters
- source
Type: System.Threading.Tasks..::.Task
The started task.
Return Value
Type: IAsyncAction
A Windows.Foundation.IAsyncAction instance that represents the started 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.
Version Information
Windows Phone OS
Supported in: 8.1, 8.0