3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo heloo;
based on rWho9
Output for 7.2.0 - 7.3.0rc4
Warning: Use of undefined constant heloo - assumed 'heloo' (this will throw an Error in a future version of PHP) in /in/kde1v on line 3 heloo
Output for 5.3.20 - 7.1.20
Notice: Use of undefined constant heloo - assumed 'heloo' in /in/kde1v on line 3 heloo