3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a=(1<<0); $b=(1<<$a); $c=(1<<$b); echo ($c||$b)<<2*$a|$a; $a=(1<<0); $b=(1<<1); echo $b|$a;
Output for 4.3.0 - 7.2.0
53