How to get ip address using php code?

Whenever you require to get current user ip address then bellow example will help you. you can find client ip address using $_SERVER variable in php. As you can see bellow example how to find use ip address.

Example:

<?php
	
    function getClientIp() {
        $ipAddress = '';
        if (isset($_SERVER['HTTP_CLIENT_IP'])){
            $ipAddress = $_SERVER['HTTP_CLIENT_IP'];
        } else if(isset($_SERVER['REMOTE_ADDR'])){
            $ipAddress = $_SERVER['REMOTE_ADDR'];
        }else{
            $ipAddress = 'UnKnown';
        }
        return $ipAddress;
    }
	
    echo getClientIp();
?>