3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Everything you enter here will be executed by our servers. Try it! $this = 'test'; var_dump($this);
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.17
Fatal error: Cannot re-assign $this in /in/aTcS8 on line 4
Process exited with code 255.
preferences:
179.09 ms | 1395 KiB | 53 Q