Task(Of TResult).ContinueWith(Of TNewResult) Method (Func(Of Task(Of TResult), TNewResult), TaskContinuationOptions)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Creates a continuation that executes according the condition specified in continuationOptions.
Assembly: mscorlib (in mscorlib.dll)
'Declaration Public Function ContinueWith(Of TNewResult) ( _ continuationFunction As Func(Of Task(Of TResult), TNewResult), _ continuationOptions As TaskContinuationOptions _ ) As Task(Of TNewResult)
Type Parameters
- TNewResult
The type of the result produced by the continuation.
Parameters
- continuationFunction
- Type: System.Func(Of Task(Of TResult), TNewResult)
A function to run according the condition specified in continuationOptions.
When run, the delegate will be passed the completed task as an argument.
- continuationOptions
- Type: System.Threading.Tasks.TaskContinuationOptions
Options for when the continuation is scheduled and how it behaves. This includes criteria, such as OnlyOnCanceled, as well as execution options, such as ExecuteSynchronously.
| Exception | Condition |
|---|---|
| ObjectDisposedException | The Task(Of TResult) has been disposed. |
| ArgumentNullException | The continuationFunction argument is null. |
| ArgumentOutOfRangeException | The continuationOptions argument specifies an invalid value for TaskContinuationOptions. |
The returned Task(Of TResult) will not be scheduled for execution until the current task has completed, whether it completes due to running to completion successfully, faulting due to an unhandled exception, or exiting out early due to being canceled.
The continuationFunction, when executed, should return a Task(Of TResult)..