3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function wut() { echo "lol"; } $wet = wut; $wet();
based on TqmZq
Output for 7.2.0
Warning: Use of undefined constant wut - assumed 'wut' (this will throw an Error in a future version of PHP) in /in/M8Kif on line 5 lol
Output for 4.3.0 - 7.1.10
Notice: Use of undefined constant wut - assumed 'wut' in /in/M8Kif on line 5 lol