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PHP calculation page program execution time example code_PHP tutorial

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2016-07-13 17:43:07845browse

class runtime
{
        var $StartTime = 0;
        var $StopTime = 0;
        function get_microtime()
        {
                list($usec, $sec) = explode( , microtime());
                return ((float)$usec (float)$sec);
        }
        
        function start()
        {
                $this->StartTime = $this->get_microtime();
        }
        
        function stop()
        {
                $this->StopTime = $this->get_microtime();
        }
        
        function spent()
        {
                return round(($this->StopTime - $this->StartTime) * 1000, 1);
        }
}

//实例开始
$runtime= new runtime;
$runtime->start();
//你的代码开始
$a = 0;
for($i=0; $i<1000000; $i )
{
        $a = $i;
}
//你的代码结束
$runtime->stop();
echo "页面执行时间: ".$runtime->spent()." 毫秒";
?>

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/478846.htmlTechArticle?php class runtime { var $StartTime = 0; var $StopTime = 0; function get_microtime() { list($usec, $sec) = explode( , microtime()); return ((float)$usec (float)$sec); } function sta...
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