3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types=1); echo ('I want ' . ('$100' + 'dollars') . '!');
Output for 7.1.0 - 7.2.0
Warning: A non-numeric value encountered in /in/5XpUN on line 4 Warning: A non-numeric value encountered in /in/5XpUN on line 4 I want 0!
Output for 7.0.0 - 7.0.20
I want 0!
Output for 5.3.18 - 5.6.28
Warning: Unsupported declare 'strict_types' in /in/5XpUN on line 2 I want 0!