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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id: Timer.php 444 2008-04-11 13:38:22Z johmathe $
*
* @package Piwik_Helper
*/
/**
*
* @package Piwik_Helper
*/
class Piwik_Timer
{
private $timerStart;
private $memoryStart;
public function __construct()
{
$this->init();
}
public function init()
{
$this->timerStart = $this->getMicrotime();
$this->memoryStart = $this->getMemoryUsage();
}
public function getTime($decimals = 3)
{
return number_format($this->getMicrotime() - $this->timerStart, $decimals, '.', '');
}
public function getTimeMs($decimals = 3)
{
return number_format(1000*($this->getMicrotime() - $this->timerStart), $decimals, '.', '');
}
public function getMemoryLeak()
{
return "Memory delta: ".Piwik::getPrettySizeFromBytes($this->getMemoryUsage() - $this->memoryStart);
}
public function __toString()
{
return "Time elapsed: ". $this->getTime() ."s";
}
private function getMicrotime()
{
list($micro_seconds, $seconds) = explode(" ", microtime());
return ((float)$micro_seconds + (float)$seconds);
}
private function getMemoryUsage()
{
return memory_get_usage();
}
}
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