Task(Of TResult).ContinueWith Method (Action(Of Task(Of TResult)), CancellationToken, TaskContinuationOptions, TaskScheduler)
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Creates a continuation that executes according the condition specified in continuationOptions.
Assembly: mscorlib (in mscorlib.dll)
'Declaration Public Function ContinueWith ( _ continuationAction As Action(Of Task(Of TResult)), _ cancellationToken As CancellationToken, _ continuationOptions As TaskContinuationOptions, _ scheduler As TaskScheduler _ ) As Task
Parameters
- continuationAction
- Type: System.Action(Of Task(Of TResult))
An action to run according the condition specified in continuationOptions. When run, the delegate will be passed the completed task as an argument.
- cancellationToken
- Type: System.Threading.CancellationToken
The CancellationToken that will be assigned to the new continuation task.
- 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.
- scheduler
- Type: System.Threading.Tasks.TaskScheduler
The TaskScheduler to associate with the continuation task and to use for its execution.
| Exception | Condition |
|---|---|
| ObjectDisposedException | The Task(Of TResult) has been disposed. -or- The CancellationTokenSource that created cancellationToken has already been disposed. |
| ArgumentNullException | The continuationAction argument is null. -or- The scheduler argument is null. |
| ArgumentOutOfRangeException | The continuationOptions argument specifies an invalid value for TaskContinuationOptions. |
The returned Task will not be scheduled for execution until the current task has completed. If the criteria specified through the continuationOptions parameter are not met, the continuation task will be canceled instead of scheduled. For more information, see [9cc64281-4346-41d7-8b3a-25eb8f723385].