3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types=1); $value = [18]; echo (1 & 0x7f) << 8;
based on j06tA
Output for hhvm-3.18.5 - 3.22.0, 7.1.0 - 7.3.0alpha1
256
Output for 5.6.0 - 5.6.30
Warning: Unsupported declare 'strict_types' in /in/lkav2 on line 3 256