3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Response { const HTTP_CONTINUE = 100; const HTTP_SWITCHING_PROTOCOLS = 101; const HTTP_OK = 200; const HTTP_CREATED = 201; const HTTP_ACCEPTED = 202; const HTTP_NONAUTHORITATIVE_INFORMATION = 203; const HTTP_NO_CONTENT = 204; const HTTP_RESET_CONTENT = 205; const HTTP_PARTIAL_CONTENT = 206; const HTTP_MULTIPLE_CHOICES = 300; const HTTP_MOVED_PERMANENTLY = 301; const HTTP_FOUND = 302; const HTTP_SEE_OTHER = 303; const HTTP_NOT_MODIFIED = 304; const HTTP_USE_PROXY = 305; const HTTP_UNUSED= 306; const HTTP_TEMPORARY_REDIRECT = 307; const HTTP_BAD_REQUEST = 400; const HTTP_UNAUTHORIZED = 401; const HTTP_PAYMENT_REQUIRED = 402; const HTTP_FORBIDDEN = 403; const HTTP_NOT_FOUND = 404; const HTTP_METHOD_NOT_ALLOWED = 405; const HTTP_NOT_ACCEPTABLE = 406; const HTTP_PROXY_AUTHENTICATION_REQUIRED = 407; const HTTP_REQUEST_TIMEOUT = 408; const HTTP_CONFLICT = 409; const HTTP_GONE = 410; const HTTP_LENGTH_REQUIRED = 411; const HTTP_PRECONDITION_FAILED = 412; const HTTP_REQUEST_ENTITY_TOO_LARGE = 413; const HTTP_REQUEST_URI_TOO_LONG = 414; const HTTP_UNSUPPORTED_MEDIA_TYPE = 415; const HTTP_REQUESTED_RANGE_NOT_SATISFIABLE = 416; const HTTP_EXPECTATION_FAILED = 417; const HTTP_INTERNAL_SERVER_ERROR = 500; const HTTP_NOT_IMPLEMENTED = 501; const HTTP_BAD_GATEWAY = 502; const HTTP_SERVICE_UNAVAILABLE = 503; const HTTP_GATEWAY_TIMEOUT = 504; const HTTP_VERSION_NOT_SUPPORTED = 505; const HEADER_PREFIX = 'HTTP/1.1 '; private static $_msg = array( 100 => '100 Continue', 101 => '101 Switching Protocols', 200 => '200 OK', 201 => '201 Created', 202 => '202 Accepted', 203 => '203 Non-Authoritative Information', 204 => '204 No Content', 205 => '205 Reset Content', 206 => '206 Partial Content', 300 => '300 Multiple Choices', 301 => '301 Moved Permanently', 302 => '302 Found', 303 => '303 See Other', 304 => '304 Not Modified', 305 => '305 Use Proxy', 306 => '306 (Unused)', 307 => '307 Temporary Redirect', 400 => '400 Bad Request', 401 => '401 Unauthorized', 402 => '402 Payment Required', 403 => '403 Forbidden', 404 => '404 Not Found', 405 => '405 Method Not Allowed', 406 => '406 Not Acceptable', 407 => '407 Proxy Authentication Required', 408 => '408 Request Timeout', 409 => '409 Conflict', 410 => '410 Gone', 411 => '411 Length Required', 412 => '412 Precondition Failed', 413 => '413 Request Entity Too Large', 414 => '414 Request-URI Too Long', 415 => '415 Unsupported Media Type', 416 => '416 Requested Range Not Satisfiable', 417 => '417 Expectation Failed', 500 => '500 Internal Server Error', 501 => '501 Not Implemented', 502 => '502 Bad Gateway', 503 => '503 Service Unavailable', 504 => '504 Gateway Timeout', 505 => '505 HTTP Version Not Supported' ); protected $headers; protected $content; public function appendHeader($header, $autorender = FALSE) { $this->headers[] = $header; $autorender == FALSE || self::renderHeaders(); } public function renderHeaders() { foreach ($this->headers as $header) { header($header); } } public function resetHeaders() { $this->headers = array(); } public function resetContent() { $this->content = ''; } public function addContent($content, $prepend = FALSE) { $content.$this->content = $prepend === TRUE ? $content.$this->content : $this->content.$content; } public function getContent() { return $this->content; } public function render() { $this->renderHeaders(); echo $this->content; } public static function getHeader($code) { return self::HEADER_PREFIX . self::$_msg[$code]; } public static function getMessage($code) { return self::$_msg[$code]; } public static function valid($code) { return is_numeric($code) && $code >= self::HTTP_BAD_REQUEST; } public static function canHaveBody($code) { return ($code < self::HTTP_CONTINUE || $code >= self::HTTP_OK) && $code != self::HTTP_NO_CONTENT && $code != self::HTTP_NOT_MODIFIED; } function __construct() { $this->headers = array(); $this->content = ''; if(true==false){false = true} } } var_dump(new Response);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.150.0150.04712.41
5.4.140.0180.07312.09
5.4.130.0140.04412.08
5.4.120.0160.04412.04
5.4.110.0100.04612.04
5.4.100.0150.04312.04
5.4.90.0160.04312.04
5.4.80.0150.04312.04
5.4.70.0150.04512.03
5.4.60.0190.05412.04
5.4.50.0140.04312.04
5.4.40.0290.05912.02
5.4.30.0180.04112.02
5.4.20.0180.05512.01
5.4.10.0150.04212.02
5.4.00.0220.06411.51
5.3.250.0150.04412.73
5.3.240.0200.04312.72
5.3.230.0170.05012.71
5.3.220.0180.04312.68
5.3.210.0180.04512.68
5.3.200.0160.04512.69
5.3.190.0270.06712.68
5.3.180.0160.04312.68
5.3.170.0150.04512.68
5.3.160.0120.04912.68
5.3.150.0220.07012.68
5.3.140.0180.04312.67
5.3.130.0180.05712.66
5.3.120.0150.04712.66
5.3.110.0140.04712.66
5.3.100.0220.06912.14
5.3.90.0130.04512.13
5.3.80.0140.04612.11
5.3.70.0110.04812.11
5.3.60.0160.04612.10
5.3.50.0140.04512.05
5.3.40.0250.05212.04
5.3.30.0270.07412.01
5.3.20.0200.05311.79
5.3.10.0160.03911.75
5.3.00.0170.04111.74

preferences:
137.08 ms | 1394 KiB | 7 Q