GetAwaiter(TResult) Method ((TResult))
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WindowsRuntimeSystemExtensions.GetAwaiter<TResult> Method (<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.

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Returns an object that awaits an asynchronous operation that returns a result.

Namespace:  System
Assembly:  System.Runtime.WindowsRuntime (in System.Runtime.WindowsRuntime.dll)

public static TaskAwaiter<TResult> GetAwaiter<TResult>(
	this IAsyncOperation<TResult> source

Type Parameters


The type of object that returns the result of the asynchronous operation.


Type: IAsyncOperation<TResult>
The asynchronous operation to await.

Return Value

Type: System.Runtime.CompilerServices.TaskAwaiter<TResult>
An object that awaits the specified asynchronous operation.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IAsyncOperation<TResult>. When you use instance method syntax to call this method, omit the first parameter.

Windows Phone OS

Supported in: 8.1, 8.0

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