3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = FALSE; echo "." . $x;
based on fUQfa
Output for 5.5.0 - 5.6.13, 5.6.15 - 7.3.0rc3
.
Output for 5.6.14

Process exited with code 137.