3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types=1); function f() { return 1; } echo f(5);
based on ooDFO
Output for 7.0.0 - 7.2.8
1
Output for 5.3.20 - 5.6.28
Warning: Unsupported declare 'strict_types' in /in/tR44P on line 2 1