public static function get($hash = 'default', $mask = 0)
	{
		$hash = strtoupper($hash);

		if ($hash === 'METHOD')
		{
			$hash = strtoupper($_SERVER['REQUEST_METHOD']);
		}

		switch ($hash)
		{
			case 'GET':
				$input = $_GET;
				break;

			case 'POST':
				$input = $_POST;
				break;

			case 'FILES':
				$input = $_FILES;
				break;

			case 'COOKIE':
				$input = $_COOKIE;
				break;

			case 'ENV':
				$input = &$_ENV;
				break;

			case 'SERVER':
				$input = &$_SERVER;
				break;

			default:
				$input = $_REQUEST;
				break;
		}

		$result = self::_cleanVar($input, $mask);

		return $result;
	}