,计算代码运行时间

WBOY
Release: 2016-06-13 11:41:31
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求助,计算代码运行时间

	$sTime=microtime();<br />	$arr=Array(1,2,3,4);<br />	foreach($arr as $a){<br />		echo $a.'<br>';<br />	}<br />	$eTime=microtime();<br />	echo $sTime;<br />	echo $eTime;<br />	$title=floatval($sTime-$eTime);<br />	//echo $title;<br />
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