PHP 7.4.25 Released!

EvSignal::__construct

(PECL ev >= 0.2.0)

EvSignal::__constructConstructs EvSignal watcher object

说明

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.

参数

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

Watcher priority

返回值

Returns EvSignal object on success.

范例

示例 #1 Handle SIGTERM signal

<?php
$w 
= new EvSignal(SIGTERM, function ($watcher) {
    echo 
"SIGTERM received\n";
    
$watcher->stop();
});

Ev::run();
?>

参见

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top