Get IP address

Returns the real IP address of a visitor, even when connecting via a proxy.function getRealIpAddr(){

02.if (!empty($_SERVER['HTTP_CLIENT_IP'])){

03.//check ip from share internet

04.$ip = $_SERVER['HTTP_CLIENT_IP'];

05.}

06.elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])){

07.//to check ip is pass from proxy

08.$ip = $_SERVER['HTTP_X_FORWARDED_FOR'];

09.}

10.else{

11.$ip = $_SERVER['REMOTE_ADDR'];

12.}

13.return $ip;

14.}