3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types = 1); function test(int $test = null) { } $var = null; test($var);
based on Hls5R
Output for hhvm-3.15.4, 7.0.0 - 7.3.0rc6
Output for 5.6.0 - 5.6.30
Warning: Unsupported declare 'strict_types' in /in/dBL0r on line 1