3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a=15; $b=17; echo a*b; ?>
Output for 7.2.0 - 7.2.8
Warning: Use of undefined constant a - assumed 'a' (this will throw an Error in a future version of PHP) in /in/QJdC0 on line 4 Warning: Use of undefined constant b - assumed 'b' (this will throw an Error in a future version of PHP) in /in/QJdC0 on line 4 Warning: A non-numeric value encountered in /in/QJdC0 on line 4 Warning: A non-numeric value encountered in /in/QJdC0 on line 4 0
Output for 7.1.0 - 7.1.20
Notice: Use of undefined constant a - assumed 'a' in /in/QJdC0 on line 4 Notice: Use of undefined constant b - assumed 'b' in /in/QJdC0 on line 4 Warning: A non-numeric value encountered in /in/QJdC0 on line 4 Warning: A non-numeric value encountered in /in/QJdC0 on line 4 0
Output for 4.3.0 - 7.0.20
Notice: Use of undefined constant a - assumed 'a' in /in/QJdC0 on line 4 Notice: Use of undefined constant b - assumed 'b' in /in/QJdC0 on line 4 0