3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2014-08-17T09:11:02Z

<?php

$_SERVER['REMOTE_ADDR'] = '127.0.0.1';

if (filter_var(($ip = $_SERVER['REMOTE_ADDR']), FILTER_FLAG_IPV4)) {
    echo $ip;
}

Output
Performance
VLD
References
Branches

filter_var: documentation ( source)

preferences:dark modelive preview

35.43 ms | 402 KiB | 5 Q