(PECL ev >= 0.2.0)
EvTimer::createStopped — Creates EvTimer stopped watcher object
$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.
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
    Returns EvTimer watcher object on success.
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();
?>