3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php ${g}=10;
based on ea4rk
Output for 7.2.0 - 7.2.6
Warning: Use of undefined constant g - assumed 'g' (this will throw an Error in a future version of PHP) in /in/oS9RI on line 3
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.1.20
Notice: Use of undefined constant g - assumed 'g' in /in/oS9RI on line 3