摘要：
<?php class timer { var $time_start; var $time_end;function __construct() { $this->time_start = 0; $this->time_end = 0; }function timer() { $this->__construct(); }function start() { list($usec,$sec) = explode(" ",microtime()); $this->time_start = (float)$usec + (float)$sec; 阅读全文
