TaskFactory<TResult>.ContinueWhenAll<TAntecedentResult> Method (Task<TAntecedentResult>[], Func<Task<TAntecedentResult>[], TResult>)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Creates a continuation task that will be started upon the completion of a set of provided tasks.
Assembly: mscorlib (in mscorlib.dll)
public Task<TResult> ContinueWhenAll<TAntecedentResult>(
Task<TAntecedentResult>[] tasks,
Func<Task<TAntecedentResult>[], TResult> continuationFunction
)
Type Parameters
- TAntecedentResult
The type of the result of the antecedent tasks.
Parameters
- tasks
- Type:
System.Threading.Tasks.Task<TAntecedentResult>
[]
The array of tasks from which to continue.
- continuationFunction
- Type: System.Func<
Task<TAntecedentResult>
[], TResult>
The function delegate to execute asynchronously when all tasks in the tasks array have completed.
| Exception | Condition |
|---|---|
| ObjectDisposedException | One of the elements in the tasks array has been disposed. |
| ArgumentNullException | The tasks array is null. -or- The continuationFunction argument is null. |
| ArgumentException | The tasks array contains a null value or is empty. |
After completion, a task is in one of these states: RanToCompletion, Faulted, or Canceled states.