php - how to get client public ip address using php?

Question

I used

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'];
    }

echo  $ip;

to get client ip address

It is working when I test it on my local server but when I upload my files into remote server where i am hosting my web it is fetching my server ip address not client ip

Answer 1

您的服务器可能位于内部代理或负载平衡器之后。尝试使用我的PHP Utilities Functions库，其中包含此代码。