3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = 100; echo 1 << ceil(log($x, 2));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
128