3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $m = 'hello'; $m = $m ?: 'alaska'; echo $m;
based on G4mOG
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.1.0 - 7.3.0beta1
hello