parallel\Future::cancel
(0.9.0)
parallel\Future::cancel — Cancellation
说明
public parallel\Future::cancel
( void
) : bool
Shall try to cancel the task
Note:
If task is running, it will be interrupted.
Warning
Internal function calls in progress cannot be interrupted.
Exceptions
Warning
Shall throw \parallel\Future\Error\Killed if \parallel\Runtime executing task was killed.
Warning
Shall throw \parallel\Future\Error\Cancelled if task was already cancelled.