System.Xml.XPath.XPathNavigator.GetKindMask C# (CSharp) Метод

        internal static int GetKindMask(XPathNodeType type)
        {
            if (type == XPathNodeType.All)
                return AllMask;
            else if (type == XPathNodeType.Text)
                return TextMask;

            return (1 << (int)type);
        }