复制代码 代码如下:

/**

* 程序执行时间

*

* @return int 单位ms

*/

function execute_time() {

$stime = explode ( ' ', SYS_START_TIME );

$etime = explode ( ' ', microtime () );

return number_format ( ($etime [1] + $etime [0] - $stime [1] - $stime [0]), 6 );

}