3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $c1 = new class() implements Serializable { public function serialize() { return ['foo']; } public function unserialize($data) { return new self(); } } var_dump(serialize($c1));
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected 'var_dump' (T_STRING) in /in/eOs7g on line 12
Process exited with code 255.
Output for 5.4.12 - 5.6.17
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/eOs7g on line 3
Process exited with code 255.
Output for 5.3.22 - 5.3.29
Parse error: syntax error, unexpected T_CLASS in /in/eOs7g on line 3
Process exited with code 255.