3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo $_SERVER['DOCUMENT_ROOT']."\n"; echo __DIR__;
Output for 5.3.0 - 7.1.0
/in
Output for 5.2.3 - 5.2.17
Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/3RW4n on line 3 __DIR__
Output for 4.3.0 - 5.2.2
Notice: Undefined index: DOCUMENT_ROOT in /in/3RW4n on line 2 Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/3RW4n on line 3 __DIR__