EvSignal::__construct
(PECL ev >= 0.2.0)
EvSignal::__construct — Constructs EvSignal watcher object
Description
public EvSignal::__construct ( int $signum , callable $callback [, mixed $data = null [, int $priority = 0 ]] )
Constructs EvSignal watcher object and starts it automatically. For a stopped periodic watcher consider using EvSignal::createStopped() method.
Parameters
-
signum -
Signal number. See constants exported by pcntl extension. See also
signal(7)man page. -
callback -
See Watcher callbacks .
-
data -
Custom data associated with the watcher.
-
priority
Return Values
Returns EvSignal object on success.
Examples
Example #1 Handle SIGTERM signal
<?php
$w = new EvSignal(SIGTERM, function ($watcher) {
echo "SIGTERM received\n";
$watcher->stop();
});
Ev::run();
?> See Also
- EvSignal::createStopped() - Create stopped EvSignal watcher object
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/evsignal.construct.php