3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump($color);
Output for 5.0.4 - 7.3.0rc6
Notice: Undefined variable: color in /in/h3KGg on line 2 NULL
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: color in /in/h3KGg on line 2 NULL