NukeViet\Core\Ips::server_ip PHP Method

    public function server_ip()
    {
        $serverip = $this->nv_getenv('SERVER_ADDR');
        if ($this->nv_validip($serverip)) {
            return $serverip;
        } elseif ($_SERVER['SERVER_NAME'] == 'localhost') {
            return '127.0.0.1';
        } elseif (function_exists('gethostbyname')) {
            return gethostbyname($_SERVER['SERVER_NAME']);
        }
        return 'none';
    }