$function) { if (!function_exists($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) - $time_start, 3); } function test_StringManipulation($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) - $time_start, 3); } function test_Loops($count = 19000000) { $time_start = microtime(true); for($i = 0; $i < $count; ++$i); $i = 0; while($i < $count) ++$i; return number_format(microtime(true) - $time_start, 3); } function test_IfElse($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); } $total = 0; $functions = get_defined_functions(); $line = str_pad("-",38,"-"); echo "

$line\n|".str_pad("PHP BENCHMARK SCRIPT",36," ",STR_PAD_BOTH)."|\n$line\nStart : ".date("Y-m-d H:i:s")."\nServer : {$_SERVER['SERVER_NAME']}@{$_SERVER['SERVER_ADDR']}\nPHP version : ".PHP_VERSION."\nPlatform : ".PHP_OS. "\n$line\n";
	foreach ($functions['user'] as $user) {
		if (preg_match('/^test_/', $user)) {
			$total += $result = $user();
            echo str_pad($user, 25) . " : " . $result ." sec.\n";
        }
	}
	echo str_pad("-", 38, "-") . "\n" . str_pad("Total time:", 25) . " : " . $total ." sec.

"; ?>