3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo extends ArrayObject { function __construct() {} }
Output for 5.0.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.2 - 4.4.9
Fatal error: Class foo: Cannot inherit from undefined class arrayobject in /in/pULmp on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Class foo: Cannot inherit from undefined class arrayobject in /in/pULmp on line 3