TaskFactory.StartNew Method (Action<Object>, Object, CancellationToken)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Creates and starts a Task.
Assembly: mscorlib (in mscorlib.dll)
public Task StartNew(
Action<Object> action,
Object state,
CancellationToken cancellationToken
)
Parameters
- action
- Type: System.Action<Object>
The action delegate to execute asynchronously.
- state
- Type: System.Object
An object containing data to be used by the action delegate.
- cancellationToken
- Type: System.Threading.CancellationToken
The CancellationToken that will be assigned to the new Task
| Exception | Condition |
|---|---|
| ObjectDisposedException | The provided CancellationToken has already been disposed. |
| ArgumentNullException | The exception that is thrown when the action argument is null. |
Calling StartNew is functionally equivalent to creating a Task using one of its constructors and then calling Start to schedule it for execution.
However, unless creation and scheduling must be separated, StartNew is the recommended approach for both simplicity and performance.