3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php abstract class Module { public static function work($it) { return preg_replace_callback('~\w+~', __CLASS__ . '::replace', $it); } private static function replace($matches) { return sprintf('[[[%s]]]', $matches[0]); } } echo Module::work('hello world.');
Output for 5.2.2 - 7.1.0
[[[hello]]] [[[world]]].
Output for 5.1.0 - 5.2.1
Warning: preg_replace_callback(): Unable to call custom replacement function in /in/707OS on line 5 Warning: preg_replace_callback(): Unable to call custom replacement function in /in/707OS on line 5 hello world.
Output for 5.0.0 - 5.0.5
Warning: preg_replace_callback(): requires argument 2, 'Module::replace', to be a valid callback in /in/707OS on line 5 hello world.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/707OS on line 2
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_CLASS in /in/707OS on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/707OS on line 2
Process exited with code 255.