3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = new ArrayObject(); $a[] = 1; $a[] = 2; echo current($a); next($a); echo current($a);
Output for 5.0.0 - 7.1.0
12
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/jKvS4 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/jKvS4 on line 2