3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $this =& $a;
Output for 5.3.0 - 5.3.22, 5.3.24 - 5.4.12, 5.4.14
Fatal error: Cannot re-assign $this in 8vZpU on line 2
Process exited with code 255.
Output for 5.3.23, 5.4.13
Fatal error: Cannot re-assign $this in /in/YOL2R on line 2
Process exited with code 255.