3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SessionHandler { public function __construct() { session_set_save_handler( array($this, "open"), array($this, "close"), array($this, "read"), array($this, "write"), array($this, "destroy"), array($this, "gc") ); register_shutdown_function('session_write_close'); } public function open($savePath, $sessionName) { return true; } public function close() { return true; } public function read($id) { global $memcachedConnection; return $memcachedConnection->get($id); } public function write($id, $data) { global $memcachedConnection; $memcachedConnection->set($id, $data, 3600); } public function destroy($id) { global $memcachedConnection; $memcachedConnection->delete($id); return true; } public function gc($maxlifetime) { return true; } } $sessionHandler = new SessionHandler();
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Cannot declare class SessionHandler, because the name is already in use in /in/X5V3Y on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Cannot redeclare class SessionHandler in /in/X5V3Y on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/X5V3Y on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/X5V3Y on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/X5V3Y on line 5
Process exited with code 255.

preferences:
222.71 ms | 401 KiB | 342 Q