WindowsRuntimeSystemExtensions.AsTask<(Of <(TResult>)>) Method (<(Of <(TResult>)>))
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 task that represents a Windows Runtime asynchronous operation returns a result.
Namespace: System
Assembly: System.Runtime.WindowsRuntime (in System.Runtime.WindowsRuntime.dll)
Syntax
<ExtensionAttribute> _
Public Shared Function AsTask(Of TResult) ( _
source As IAsyncOperation(Of TResult) _
) As Task(Of TResult)
public static Task<TResult> AsTask<TResult>(
this IAsyncOperation<TResult> source
)
Type Parameters
- TResult
The type of object that returns the result of the asynchronous operation.
Parameters
- source
Type: IAsyncOperation<(Of <(TResult>)>)
The asynchronous operation.
Return Value
Type: System.Threading.Tasks..::.Task<(Of <(TResult>)>)
A task that represents the asynchronous operation.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IAsyncOperation<(Of <(TResult>)>). 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