TaskFactory.FromAsync Method (IAsyncResult, Action(Of IAsyncResult))
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Creates a Task that executes an end method action when a specified IAsyncResult completes.
Assembly: mscorlib (in mscorlib.dll)
'Declaration Public Function FromAsync ( _ asyncResult As IAsyncResult, _ endMethod As Action(Of IAsyncResult) _ ) As Task
Parameters
- asyncResult
- Type: System.IAsyncResult
The IAsyncResult whose completion should trigger the processing of the endMethod.
- endMethod
- Type: System.Action(Of IAsyncResult)
The action delegate that processes the completed asyncResult.
| Exception | Condition |
|---|---|
| ArgumentNullException | The exception that is thrown when the asyncResult argument is null. -or- The exception that is thrown when the endMethod argument is null. |
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