PHP – BEST WAY TO GET USER IP ADDRESS

A lot of people rely on the $_SERVER[‘REMOTE_ADDR’] global variable to retrieve a user IP address, but there’s a better more reliable way of retrieving a vistor’s/user’s IP Address…

Retrieve IP Address function

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function getIpAddress() { if (!empty($_SERVER['HTTP_CLIENT_IP'])) { //check ip from share internet $ip = $_SERVER['HTTP_CLIENT_IP']; } elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { //check ip is pass from proxy $ip = $_SERVER['HTTP_X_FORWARDED_FOR']; } else { $ip = $_SERVER['REMOTE_ADDR']; }   return $ip; }   echo getIpAddress();