PHP benchmark

bench.php

<?php

/*
##########################################################################
#                      PHP Benchmark Performance Script mk2              #
#                                                                        #
#  Author      : Jan Karásek                                             #
#  Company     : ----
#  Date        : August 2, 2014                                          #
#  version     : 2.0.0                                                   #
#  License     : Creative Commons CC-BY license                          #
#  Website     : http://hkar.eu                                          #
#                                                                        #
#                                                                        #
#  forked from:                                                          #
#  Author      : Alessandro Torrisi                                      #
#  Company     : Code24 BV, The Netherlands                              #
#  Date        : July 31, 2010                                           #
#  License     : Creative Commons CC-BY license                          #
#  Website     : http://www.php-benchmark-script.com                     #
#                                                                        #
##########################################################################
*/

class benchmark
{

    private static function test_Math($count = 140000)
    {
        $time_start = microtime(true);
        $mathFunctions = array("abs", "acos", "asin", "atan", "bindec", "floor", "exp", "sin", "tan", "pi", "is_finite", "is_nan", "sqrt");
        foreach ($mathFunctions as $key => $function) {
            if (!function_exists($function)) unset($mathFunctions[$key]);
        }
        for ($i = 0; $i < $count; $i++) {
            foreach ($mathFunctions as $function) {
                $r = call_user_func_array($function, array($i));
            }
        }
        return number_format(microtime(true) - $time_start, 3);
    }


    private static function test_StringManipulation($count = 130000)
    {
        $time_start = microtime(true);
        $stringFunctions = array("addslashes", "chunk_split", "metaphone", "strip_tags", "md5", "sha1", "strtoupper", "strtolower", "strrev", "strlen", "soundex", "ord");
        foreach ($stringFunctions as $key => $function) {
            if (!function_exists($function)) unset($stringFunctions[$key]);
        }
        $string = "the quick brown fox jumps over the lazy dog";
        for ($i = 0; $i < $count; $i++) {
            foreach ($stringFunctions as $function) {
                $r = call_user_func_array($function, array($string));
            }
        }
        return number_format(microtime(true) - $time_start, 3);
    }


    private static function test_Loops($count = 19000000)
    {
        $time_start = microtime(true);
        for ($i = 0; $i < $count; ++$i) ;
        $i = 0;
        while ($i < $count) ++$i;
        return number_format(microtime(true) - $time_start, 3);
    }


    private static function test_IfElse($count = 9000000)
    {
        $time_start = microtime(true);
        for ($i = 0; $i < $count; $i++) {
            if ($i == -1) {
            } elseif ($i == -2) {
            } else if ($i == -3) {
            }
        }
        return number_format(microtime(true) - $time_start, 3);
    }

    private static function test_arrayManipulation($count = 10000000)
    {
        $data = [];
        $time_start = microtime(true);
        for ($i = 0; $i < $count; $i++) {
            $data[] = $i;
            unset($data[$i-1]);
        }
        return number_format(microtime(true) - $time_start, 3);
    }

    private static function test_fileWriteAndRead($count = 10000)
    {
        $time_start = microtime(true);
        for ($i = 0; $i < $count; $i++) {
            file_put_contents('test.txt', $i);
            file_get_contents('test.txt');
        }
        return number_format(microtime(true) - $time_start, 3);
    }

    private static function test_hashSHA1($count = 1000000)
    {
        $time_start = microtime(true);
        for ($i = 0; $i < $count; $i++) {
            sha1('benchmark');
        }
        return number_format(microtime(true) - $time_start, 3);
    }

    private static function test_hashMD5($count = 1000000)
    {
        $time_start = microtime(true);
        for ($i = 0; $i < $count; $i++) {
            md5('benchmark');
        }
        return number_format(microtime(true) - $time_start, 3);
    }

    public static function run($echo = true)
    {
        $total = 0;
        $server = (isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : '?') . '@' . (isset($_SERVER['SERVER_ADDR']) ? $_SERVER['SERVER_ADDR'] : '?');
        $methods = get_class_methods('benchmark');
        $line = str_pad("-", 38, "-");
        $return = "<pre>$line\n|" . str_pad("PHP BENCHMARK SCRIPT", 36, " ", STR_PAD_BOTH) . "|\n$line\nStart : " . date("Y-m-d H:i:s") . "\nServer : $server\nPHP version : " . PHP_VERSION . "\nPlatform : " . PHP_OS . "\n$line\n";
        foreach ($methods as $method) {
            if (preg_match('/^test_/', $method)) {
                $total += $result = self::$method();
                $return .= str_pad($method, 25) . " : " . $result . " sec.\n";
            }
        }
        $return .= str_pad("-", 38, "-") . "\n" . str_pad("Total time:", 25) . " : " . $total . " sec.</pre>";
        if ($echo) echo $return;
        return $return;
    }

}


benchmark::run();


?>

results.txt

--------------------------------------
|        PHP BENCHMARK SCRIPT        |
--------------------------------------
Start : 2014-08-02 12:13:30
Server : parahos*****[email protected]
PHP version : 5.4.21
Platform : Linux
--------------------------------------
test_Math                 : 1.860 sec.
test_StringManipulation   : 1.903 sec.
test_Loops                : 1.149 sec.
test_IfElse               : 0.939 sec.
test_arrayManipulation    : 1.624 sec.
test_fileWriteAndRead     : 1.679 sec.
test_hashSHA1             : 0.580 sec.
test_hashMD5              : 0.500 sec.
--------------------------------------
Total time:               : 10.234 sec.

#################################################

--------------------------------------
|        PHP BENCHMARK SCRIPT        |
--------------------------------------
Start : 2014-08-02 12:08:20
Server : 76***[email protected]
PHP version : 5.4.28
Platform : Linux
--------------------------------------
test_Math                 : 2.138 sec.
test_StringManipulation   : 2.315 sec.
test_Loops                : 1.369 sec.
test_IfElse               : 1.173 sec.
test_arrayManipulation    : 2.372 sec.
test_fileWriteAndRead     : 6.278 sec.
test_hashSHA1             : 0.886 sec.
test_hashMD5              : 0.624 sec.
--------------------------------------
Total time:               : 17.155 sec.

#################################################

--------------------------------------
|        PHP BENCHMARK SCRIPT        |
--------------------------------------
Start : 2014-08-02 10:08:10
Server : ti*****.******.eu@10.***.***.***
PHP version : 5.5.15-1~dotdeb.1
Platform : Linux
--------------------------------------
test_Math                 : 1.057 sec.
test_StringManipulation   : 1.124 sec.
test_Loops                : 0.720 sec.
test_IfElse               : 0.528 sec.
test_arrayManipulation    : 1.051 sec.
test_fileWriteAndRead     : 0.195 sec.
test_hashSHA1             : 0.420 sec.
test_hashMD5              : 0.350 sec.
--------------------------------------
Total time:               : 5.445 sec.