foreach (array("GET" => $_GET, "POST" => $_POST, "REQUEST" => $_REQUEST) as $VAR => $global) {

      if (is_array($global) && sizeof($global) > 0) {

        foreach ($global as $key => $value) {

          if (is_array($value)) {
            die("Invalid Request.");
          }

          $this->$VAR[$key] = $value;
          printf("<pre>%s</pre>", print_r($this->$VAR, true)); // Empty!
          printf("<pre>%s</pre>", print_r($global, true)); // OK!
        }

      }

    }