source: trunk/lib/ScriptTimer.inc.php @ 42

<?php
/**
 * ScriptTimer.inc.php
 * Code by Strangecode :: www.strangecode.com :: This document contains copyrighted information
 */

class ScriptTimer {

    var $time_format = '%.10f';
    var $_timing_start_times;
    var $_timing_stop_times;

    function start($name='default')
    {
        $this->_timing_start_times[$name] = explode(' ', microtime());
    }

    function stop($name='default')
    {
        $this->_timing_stop_times[$name] = explode(' ', microtime());
    }

    function getTime($name='default')
    {
        if (!isset($this->_timing_start_times[$name])) {
            return 0;
        }

        if (!isset($this->_timing_stop_times[$name])) {
            $stop_time = explode(' ', microtime());
        } else {
            $stop_time = $this->_timing_stop_times[$name];
        }

        // Do the big numbers first so the small ones aren't lost.
        $current = $stop_time[1] - $this->_timing_start_times[$name][1];
        $current += $stop_time[0] - $this->_timing_start_times[$name][0];

        return sprintf($this->time_format, $current);
    }
}

?>