3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Check { private static $instance; public function getInstance($name = null) { if (isset(self::$instance)) { return self::$instance; } self::$instance = $name; return self::$instance; } } $a = new Check; var_dump($a->getInstance('a')); $b = new Check; var_dump($b->getInstance('b')); var_dump($a->getInstance());
based on 6Pjsv
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(1) "a" string(1) "a" string(1) "a"
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/16pJW on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/16pJW 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/16pJW on line 5
Process exited with code 255.