3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if ($foo = array('bar') && 'bar' === $foo[0]) { echo "it's bar!\n"; } else { echo ":-(\n"; }
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: foo in /in/iQC02 on line 3 :-(
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: foo in /in/iQC02 on line 3 :-(