快速找到你的页面生成速度

快速找到你的页面生成速度

当你认为你有一个耗时的脚本,使用这些功能来找出生成页面需要多久时间。就叫第一个函数中的第一个脚本,最后最后一个函数,将报告运行多少时间。您可以使用这个尝试如果您可以优化您的脚本使它更快。

<?
    $timekeeper = array();
    $timereport = array();
 
 
    function start_track($item, $timekeeper)
    {
        $timeStart=gettimeofday();
        $timeStart_uS=$timeStart["usec"];
        $timeStart_S=$timeStart["sec"];
        $item1 = $item . "_usec";
        $item2 = $item . "_sec";
        $timekeeper[$item1] = $timeStart_uS;
        $timekeeper[$item2] = $timeStart_S;
        return $timekeeper;
    }
 
    function end_track($item, $timekeeper, $timereport)
    {
        $timeEnd=gettimeofday();
        $timeEnd_uS=$timeEnd["usec"];
        $timeEnd_S=$timeEnd["sec"];
        $item1 = $item . "_usec";
        $item2 = $item . "_sec";
        $start_uS = $timekeeper[$item1];
        $start_S = $timekeeper[$item2];
        $ExecTime_S = ($timeEnd_S+($timeEnd_uS/1000000))-($start_S+($start_uS/1000000));
        $timereport[$item] = $ExecTime_S;
        return $timereport;
    }
 
    function time_report($timereport)
    {
        while(list($key, $time) = each($timereport))
        {
            print "$key - $time sec.<br>\n";
        }
    }
 
        // use these lines to perform the function calls. Make sure that you
        // use the name name for the start and stop functions or it won't work
        // make as many calls as you want wherever you want then use time_report
        // to list all the different times
 
    $timekeeper = start_track("stringofyourchoice", $timekeeper);
    $timereport = end_track("stringofyourchoice", $timekeeper, $timereport);
 
        // when all is said and done, call this after last end_track has been called
 
    time_report($timereport);
?>