Online PHP editor | output for qHlVK

<?php $ipaddress = ''; if($_SERVER['HTTP_X_FORWARDED_FOR'] && ($_SERVER['HTTP_X_FORWARDED_FOR']<>$ipaddress)){ $proxies=explode(",",$_SERVER['HTTP_X_FORWARDED_FOR']); $ipaddress=$proxies[count($proxies)-1]; //$ipaddress=$proxies[0]; }else{ if (getenv('HTTP_CLIENT_IP')){ $ipaddress = getenv('HTTP_CLIENT_IP'); }elseif(getenv('HTTP_X_FORWARDED_FOR')){ $ipaddress = getenv('HTTP_X_FORWARDED_FOR'); }elseif(getenv('HTTP_X_FORWARDED')){ $ipaddress = getenv('HTTP_X_FORWARDED'); }elseif(getenv('HTTP_FORWARDED_FOR')){ $ipaddress = getenv('HTTP_FORWARDED_FOR'); }elseif(getenv('HTTP_FORWARDED')){ $ipaddress = getenv('HTTP_FORWARDED'); }elseif(getenv('REMOTE_ADDR')){ $ipaddress = getenv('REMOTE_ADDR'); }else{ $ipaddress = 'UNKNOWN'; } } //echo $ipaddress; ?>