get_user_ip_address.php

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