3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php //whether ip is from share internet if (!empty($_SERVER['HTTP_CLIENT_IP'])) { $ip_address = $_SERVER['HTTP_CLIENT_IP']; } //whether ip is from proxy elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { $ip_address = $_SERVER['HTTP_X_FORWARDED_FOR']; } //whether ip is from remote address else { $ip_address = $_SERVER['REMOTE_ADDR']; } echo $ip_address; echo $_SERVER['HTTP_X_FORWARDED_FOR']; $_SERVER['HTTP_CLIENT_IP']; ?>
based on P5Mgp
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined index: REMOTE_ADDR in /in/qCRH5 on line 15 Notice: Undefined index: HTTP_X_FORWARDED_FOR in /in/qCRH5 on line 18 Notice: Undefined index: HTTP_CLIENT_IP in /in/qCRH5 on line 19
Output for 4.3.0 - 5.2.17
Notice: Undefined index: REMOTE_ADDR in /in/qCRH5 on line 15 Notice: Undefined index: HTTP_X_FORWARDED_FOR in /in/qCRH5 on line 18 Notice: Undefined index: HTTP_CLIENT_IP in /in/qCRH5 on line 19