<?php function getUserIP() { // get directly the user IP if (!empty($_SERVER['HTTP_CLIENT_IP'])) { $ip = $_SERVER['HTTP_CLIENT_IP']; // if user is behind some proxy } elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { $ip = $_SERVER['HTTP_X_FORWARDED_FOR']; } else { $ip = $_SERVER['REMOTE_ADDR']; } // get only the first IP if there are more if (strpos($ip, ',') !== false) { $ip = explode(',', $ip)[0]; } return trim($ip); } ?>