Tfe

https://www.php.net/manual/en/language.variables.external.php#language.variables.external.dot-in-names

    function parse_qs($data)
    {
        $data = preg_replace_callback('/(?:^|(?<=&))[^=[]+/', function($match) {
            return bin2hex(urldecode($match[0]));
        }, $data);

        parse_str($data, $values);

        return array_combine(array_map('hex2bin', array_keys($values)), $values);
    }

         $newGET = $parse_qs($_SERVER['QUERY_STRING']);