- var_dump: documentation ( source)
<?php
$ip_address= NULL;
if(! empty($_SERVER['HTTP_CLIENT_IP'])){
$ip_address=$_SERVER['HTTP_CLIENT_IP'];
} else if(! empty($_SERVER['HTTP_X_FORWARDED_FOR'])){
$ip_address=$_SERVER['HTTP_X_FORWARDED_FOR'];
}
var_dump($ip_address);
# var_dump($_SERVER);