3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // Source: https://bugs.php.net/bug.php?id=61374 echo 1 << 16;
Output for 5.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
65536