对于任意的XML的遍历

class test
        {
            private static string root;

            public static  void showXML(string path)
            {
                XmlDocument xd = new XmlDocument();
                xd.Load(path);
               
                XmlNodeList xnl = xd.DocumentElement.ChildNodes;
                root = xd.FirstChild.NextSibling.Name;//记录根节点

                Console.Write(root+"\n");

                foreach (XmlNode xn in xnl)
                {
                    //Console.Write(xn.Attributes["name"].Value.ToString()+"\n");
                    XmlNode child = xn.FirstChild;
                   
                    NodeOperate(child);
              

                }
            }

            public static  void NodeOperate(XmlNode xn1)
            {

                if (xn1.HasChildNodes == true)
                {
                    Console.Write(xn1.Name + "\n");
                    Console.Write("\n");
                    XmlNode childNode = xn1.FirstChild;
                   
                    NodeOperate(childNode);

                }
                else
                {
                    Console.Write(xn1.Name + "\n");
                    Console.Write(xn1.InnerText);
                    Console.Write("\n");
                    if (xn1.NextSibling != null)
                    {
                       
                        NodeOperate(xn1.NextSibling);
                    }
                    else
                    {
                        int flag = 0;