3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php if (!defined('__DIR__')) { define(__DIR__, dirname(__FILE)); } echo __DIR__;
Output for 7.2.0 - 7.3.0rc4
Warning: Use of undefined constant __FILE - assumed '__FILE' (this will throw an Error in a future version of PHP) in /in/ubP3B on line 4 /in
Output for 5.3.0 - 7.1.20
Notice: Use of undefined constant __FILE - assumed '__FILE' in /in/ubP3B on line 4 /in
Output for 4.3.0 - 5.2.17
Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/ubP3B on line 4 Notice: Use of undefined constant __FILE - assumed '__FILE' in /in/ubP3B on line 4 .