3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = 'Hello'; echo $string[c];
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Use of undefined constant c - assumed 'c' in /in/OWHK4 on line 3 Warning: Illegal string offset 'c' in /in/OWHK4 on line 3 H
Output for 4.3.0 - 5.3.29, hhvm-3.10.0 - 3.12.0
Notice: Use of undefined constant c - assumed 'c' in /in/OWHK4 on line 3 H