3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = 'foo'; echo $foo['bar'];
Output for 5.4.0 - 5.6.21, 7.0.0 - 7.1.0
Warning: Illegal string offset 'bar' in /in/MUcLb on line 3 f
Output for 4.3.0 - 5.3.29, hhvm-3.12.0
f
Output for hhvm-3.10.0

Process exited with code 153.