3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php // Source: https://bugs.php.net/bug.php?id=61225 var_dump(__DIR__);
Output for 5.3.0 - 7.2.0
string(3) "/in"
Output for 4.3.0 - 5.2.17
Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/Ld8EO on line 3 string(7) "__DIR__"