1 static void Main(string[] args) 2         { 3             // 读XML示例 4             XmlDocument xml = new XmlDocument(); 5             xml.Load("../../XMLFile1.xml"); 6  7             XmlAttributeCollection xac = xml.SelectSingleNode("Article").FirstChild.Attributes; 8             Console.WriteLine(xac[0].Value); // 访问属性值用Value 9 10             XmlNode node = xml.SelectSingleNode("Article/author");11             Console.WriteLine(node.InnerText); // 访问节点值用InnerText12 13             //Console.Write(xml.InnerXml); // 整个xml内容14 15             // 写XML示例16             XmlDocument xml2 = new XmlDocument();17             // 声明18             XmlDeclaration decl = xml2.CreateXmlDeclaration("1.0", "utf-8", null);19             xml2.AppendChild(decl);20             // 根节点21             XmlNode root = xml2.CreateElement("Books");22             xml2.AppendChild(root);23             // 元素节点24             XmlNode book = xml2.CreateElement("Book");   25             XmlElement title = xml2.CreateElement("Title");   26             title.InnerText = "SQL Server";   27             book.AppendChild(title);28             XmlElement isbn = xml2.CreateElement("ISBN");   29             isbn.InnerText = "444444";   30             book.AppendChild(isbn);31             XmlElement author = xml2.CreateElement("Author");   32             author.InnerText = "jia";   33             book.AppendChild(author);34             XmlElement price = xml2.CreateElement("Price");   35             price.InnerText = "120";   36             price.SetAttribute("Unit", "___FCKpd___");   37             book.AppendChild(price);   38             root.AppendChild(book);   39 40             //Console.Write(xml2.InnerXml);41             xml2.Save("xml2.xml");42         }