100 lines
1.8 KiB
PHP
100 lines
1.8 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
/*
|
||
|
|
* This file is part of picoTools.
|
||
|
|
*
|
||
|
|
* (c) Frédéric Guillot http://fredericguillot.com
|
||
|
|
*
|
||
|
|
* For the full copyright and license information, please view the LICENSE
|
||
|
|
* file that was distributed with this source code.
|
||
|
|
*/
|
||
|
|
|
||
|
|
namespace PicoTools;
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Chrono, tool for benchmarking
|
||
|
|
* Calculate the duration of your code
|
||
|
|
*
|
||
|
|
* @author Frédéric Guillot
|
||
|
|
*/
|
||
|
|
class Chrono
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* Chronos values
|
||
|
|
*
|
||
|
|
* @access private
|
||
|
|
* @static
|
||
|
|
* @var array
|
||
|
|
*/
|
||
|
|
private static $chronos = array();
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Start a chrono
|
||
|
|
*
|
||
|
|
* @access public
|
||
|
|
* @static
|
||
|
|
* @param string $name Chrono name
|
||
|
|
*/
|
||
|
|
public static function start($name)
|
||
|
|
{
|
||
|
|
self::$chronos[$name] = array(
|
||
|
|
'start' => microtime(true),
|
||
|
|
'finish' => 0
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Stop a chrono
|
||
|
|
*
|
||
|
|
* @access public
|
||
|
|
* @static
|
||
|
|
* @param string $name Chrono name
|
||
|
|
*/
|
||
|
|
public static function stop($name)
|
||
|
|
{
|
||
|
|
if (! isset(self::$chronos[$name])) {
|
||
|
|
|
||
|
|
throw new \RuntimeException('Chrono not started!');
|
||
|
|
}
|
||
|
|
|
||
|
|
self::$chronos[$name]['finish'] = microtime(true);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get a duration of a chrono
|
||
|
|
*
|
||
|
|
* @access public
|
||
|
|
* @static
|
||
|
|
* @return float
|
||
|
|
*/
|
||
|
|
public static function duration($name)
|
||
|
|
{
|
||
|
|
if (! isset(self::$chronos[$name])) {
|
||
|
|
|
||
|
|
throw new \RuntimeException('Chrono not started!');
|
||
|
|
}
|
||
|
|
|
||
|
|
return self::$chronos[$name]['finish'] - self::$chronos[$name]['start'];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Show all durations
|
||
|
|
*
|
||
|
|
* @access public
|
||
|
|
* @static
|
||
|
|
*/
|
||
|
|
public static function show()
|
||
|
|
{
|
||
|
|
foreach (self::$chronos as $name => $values) {
|
||
|
|
|
||
|
|
echo $name.' = ';
|
||
|
|
echo round($values['finish'] - $values['start'], 2).'s';
|
||
|
|
echo PHP_EOL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|