3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(${!${''}=new ArrayObject(range('a', 'c'))}{1});
Output for 5.0.0 - 5.6.26, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
string(1) "b"
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/Cvu4N on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/Cvu4N on line 2