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

        public virtual void PrependChild(XmlReader newChild)
        {
            if (newChild == null)
            {
                throw new ArgumentNullException(nameof(newChild));
            }
            XmlWriter writer = PrependChild();
            BuildSubtree(newChild, writer);
            writer.Close();
        }