System.Xml.XPathNodePointer.CompareNamespacePosition C# (CSharp) Method

        private XmlNodeOrder CompareNamespacePosition(XPathNodePointer other)
        {
            XPathNodePointer xp1 = Clone((DataDocumentXPathNavigator)(_owner.Target));
            XPathNodePointer xp2 = other.Clone((DataDocumentXPathNavigator)(other._owner.Target));
            while (xp1.MoveToNextNamespace(XPathNamespaceScope.All))
            {
                if (xp1.IsSamePosition(other))
                    return XmlNodeOrder.Before;
            }
            return XmlNodeOrder.After;
        }