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