XML配置的文件的读写

            //读配置文件            XmlDocument doc = new XmlDocument();            doc.Load("blog.xml");            XmlNode url = doc.SelectSingleNode("博客/广告地址");            texturl.Text = url.InnerText;            XmlNode Name = doc.SelectSingleNode("博客/用户名1");            name = Name.InnerText;            XmlNode Password = doc.SelectSingleNode("博客/密码1");            password = Password.InnerText;            XmlNode dbid = doc.SelectSingleNode("博客/DBID");            DBID = int.Parse(dbid.InnerText);                            //写配置文件                XmlDocument doc = new XmlDocument();                doc.Load("blog.xml");                XmlNode xiugai = doc.SelectSingleNode("博客");                xiugai["DBID"].InnerText = DBID.ToString();   //修改值                doc.Save("blog.xml");