TaskFactory.StartNew Method (Action, CancellationToken, TaskCreationOptions, TaskScheduler)
December 03, 2013
Creates and starts a Task.
Assembly: mscorlib (in mscorlib.dll)
public Task StartNew( Action action, CancellationToken cancellationToken, TaskCreationOptions creationOptions, TaskScheduler scheduler )
- Type: System.Action
The action delegate to execute asynchronously.
- Type: System.Threading.CancellationToken
The CancellationToken that will be assigned to the new Task
- Type: System.Threading.Tasks.TaskCreationOptions
A TaskCreationOptions value that controls the behavior of the created Task
The provided CancellationToken has already been disposed.
The exception that is thrown when the action argument is null.
The exception that is thrown when the scheduler argument is null.
The exception that is thrown when the creationOptions argument specifies an invalid TaskCreationOptions value. The exception that is thrown when the creationOptions argument specifies an invalid TaskCreationOptions value. For more information, see the Remarks for FromAsync
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.