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/**
* »ñµÃµ±Ç°Ê±¼äµÄºÁÃëÊý£¬Óû§¼ì²âÒ³ÃæµÄÖ´ÐÐʱ¼ä
*
* @author cjz
* @date Thu Apr 09 15:05:55 CST 2009
*
* @return float(ºÁÃëÊý)
*/
function myGetMicrotime()
{
list($usec,$sec) = explode(" ",microtime());
return ((float)$usec + (float)$sec);
}
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