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| .NET Framework Class Library |
| Task..::.ContinueWith<(Of <(TResult>)>) Method (Func<(Of <(Task, TResult>)>), TaskContinuationOptions) |
| Task Class See Also Send Feedback |
Creates a continuation that executes when the target Task completes.
Namespace:
System.Threading.Tasks
Assembly:
System.Threading (in System.Threading.dll)
Syntax
| Visual Basic (Declaration) |
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Public Function ContinueWith(Of TResult) ( _ continuationFunction As Func(Of Task, TResult), _ continuationOptions As TaskContinuationOptions _ ) As Task(Of TResult) |
| C# |
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public Task<TResult> ContinueWith<TResult>( Func<Task, TResult> continuationFunction, TaskContinuationOptions continuationOptions ) |
Parameters
- continuationFunction
- Type: System..::.Func<(Of <(Task, TResult>)>)
A function to run when the Task completes. 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.
Type Parameters
- TResult
- The type of the result produced by the continuation.
Return Value
A new continuation Task<(Of <(TResult>)>).Remarks
The returned Task<(Of <(TResult>)>) will not be scheduled for execution until the current task has
completed. If the continuation criteria specified through the continuationOptions parameter are not met, the continuation task will be canceled
instead of scheduled.
Exceptions
| Exception | Condition |
|---|---|
| System..::.ArgumentNullException | The continuationFunction argument is null. |
| System..::.ArgumentOutOfRangeException | The continuationOptions argument specifies an invalid value for TaskContinuationOptions. |
| System..::.ObjectDisposedException | The Task has been disposed. |
See Also
