3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a=1; if(a<100){ $a=$a+1; }
based on h24OZ
Output for 7.2.0
Warning: Use of undefined constant a - assumed 'a' (this will throw an Error in a future version of PHP) in /in/ZmMIk on line 3
Output for 5.3.22 - 7.1.10
Notice: Use of undefined constant a - assumed 'a' in /in/ZmMIk on line 3