parallel\Future::cancel
PHP function
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(0.9.0)
Cancellation
Description
parallel\Future::cancel(): 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.