3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo $_SERVER['REMOTE_ADDR']. "\n"; echo $_SERVER['REMOTE_HOST']; ?>
Output for 5.3.0 - 7.2.0
Notice: Undefined index: REMOTE_ADDR in /in/uPrPY on line 2 Notice: Undefined index: REMOTE_HOST in /in/uPrPY on line 3
Output for 4.3.0 - 5.2.17
Notice: Undefined index: REMOTE_ADDR in /in/uPrPY on line 2 Notice: Undefined index: REMOTE_HOST in /in/uPrPY on line 3