EvTimer::createStopped
(PECL ev >= 0.2.0)
EvTimer::createStopped — Creates EvTimer stopped watcher object
説明
float
$after
,float
$repeat
,callable
$callback
,mixed
$data
= null
,int
$priority
= 0
): EvTimer
Creates EvTimer stopped watcher object. Unlike EvTimer::__construct() , this method doesn't start the watcher automatically.
パラメータ
-
after -
Configures the timer to trigger after
afterseconds. -
repeat -
If repeat is
0.0, then it will automatically be stopped once the timeout is reached. If it is positive, then the timer will automatically be configured to trigger again every repeat seconds later, until stopped manually. -
callback -
See Watcher callbacks .
-
data -
Custom data associated with the watcher.
-
priority
戻り値
Returns EvTimer watcher object on success.
例
例1 Monotor changes of /var/log/messages. Avoid missing updates by means of one second delay
<?php
$timer = EvTimer::createStopped(0., 1.02, function ($w) {
$w->stop();
$stat = $w->data;
// 1 second after the most recent change of the file
printf("Current size: %ld\n", $stat->attr()['size']);
});
$stat = new EvStat("/var/log/messages", 0., function () use ($timer) {
// Reset timer watcher
$timer->again();
});
$timer->data = $stat;
Ev::run();
?>参考
- EvTimer::__construct() - Constructs an EvTimer watcher object
- EvPeriodic
User Contributed Notes
