EvTimer::createStopped

(PECL ev >= 0.2.0)

EvTimer::createStopped — Creates EvTimer stopped watcher object

Descrizione

final public static EvTimer EvTimer::createStopped ( double $after , double $repeat , callable $callback [, mixed $data = NULL [, int $priority = 0 ]] )

Creates EvTimer stopped watcher object. Unlike EvTimer::__construct() , this method doesn't start the watcher automatically.

Elenco dei parametri

after: Configures the timer to trigger after after seconds.
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: Watcher priority

Valori restituiti

Returns EvTimer watcher object on success.

Esempi

Example #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();
?>

Vedere anche:

EvTimer::__construct() - Constructs an EvTimer watcher object
EvPeriodic

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