3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php // Everything you enter here will be executed by our servers. Try it! print ($a||$a=0||1);
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: a in /in/XA1NM on line 3 1
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: a in /in/XA1NM on line 3 1