TaskFactory.ContinueWhenAll<TAntecedentResult, TResult> Method (Task<TAntecedentResult>[], Func<Task<TAntecedentResult>[], TResult>, CancellationToken)
.NET Framework (current version)
Creates a continuation task that starts when a set of specified tasks has completed.
Assembly: mscorlib (in mscorlib.dll)
public Task<TResult> ContinueWhenAll<TAntecedentResult, TResult>(
Task<TAntecedentResult>[] tasks,
Func<Task<TAntecedentResult>[], TResult> continuationFunction,
CancellationToken cancellationToken
)
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.
- cancellationToken
-
Type:
System.Threading.CancellationToken
The cancellation token to assign to the new continuation task.
Type Parameters
- TAntecedentResult
The type of the result of the antecedent tasks.
- TResult
The type of the result that is returned by the continuationFunction delegate and associated with the created task.
| Exception | Condition |
|---|---|
| ObjectDisposedException | An element in the tasks array has been disposed. -or- The CancellationTokenSource that created cancellationToken has already been disposed. |
| ArgumentNullException | The tasks array is null. -or- The continuationFunction argument is null. |
| ArgumentException | The tasks array is empty or contains a null value. |
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 5.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 5.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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