获得页面执行时间
- WBOY原创
- 2016-06-07 11:43:481232浏览
获得页面执行时间<?php<br />
header("Content-type:text/html;charset=utf-8");<br />
class runtime<br />
{<br />
private $begintime = 0;<br />
private $endtime = 0;<br />
private function gettime()<br />
{<br />
list($usec,$sec) = explode(" ", microtime());<br />
return ((float)$usec (float)$sec);<br />
}<br />
public function begin()<br />
{<br />
$this->begintime = $this->gettime();<br>
}<br>
public function end()<br>
{ <br>
$this->endtime = $this->gettime();<br>
}<br>
public function spent()<br>
{<br>
return round(($this->endtime - $this->begintime) * 1000, 1);<br>
}<br>
}<br>
$runtime = new runtime();<br>
$runtime->begin();<br>
for ($i=0; $i < 10055; $i ) { <br />
echo $i;<br />
}<br />
$runtime->end();<br>
echo '页面执行时间'.$runtime->spent().'毫秒';<br>
?>
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