c#之xml

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml;
using System.IO;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
        //    XmlDocument doc = new XmlDocument();
        //    //创建描述信息，并且添加到doc文档中
        // XmlDeclaration dc=doc.CreateXmlDeclaration("1.0", "utf-8", null);
        // doc.AppendChild(dc);
        // //添加根节点
        // XmlElement nodes = doc.CreateElement("Books");
        // doc.AppendChild(nodes);
        ////添加子节点
        // XmlElement book1 = doc.CreateElement("book");
        // nodes.AppendChild(book1);
        // XmlElement book2 = doc.CreateElement("name");
        // book2.InnerText = "假如sssx";
        // book1.AppendChild(book2);

        // XmlElement book3 = doc.CreateElement("price");
        // book1.AppendChild(book3);
        // book3.InnerText = "600";
        // XmlElement book4 = doc.CreateElement("dec");
        // book1.AppendChild(book4);
        // book4.InnerText = "6sdasdsadsad";

        // XmlElement book5 = doc.CreateElement("book");
        // nodes.AppendChild(book5);
        // XmlElement book6 = doc.CreateElement("name");
        // book6.InnerText = "假如";
        // book5.AppendChild(book6);

        // XmlElement book7 = doc.CreateElement("price");
        // book5.AppendChild(book7);
        // book7.InnerText = "60";
        // XmlElement book8 = doc.CreateElement("dec");
        // book5.AppendChild(book8);
        // book8.InnerText = "6sdasdsadsad";

        // doc.Save("kiven.xml");

        // Console.ReadKey();
            XmlDocument doc = new XmlDocument();
            XmlDeclaration dc = doc.CreateXmlDeclaration("1.0", "utf-8", "yes");
            doc.AppendChild(dc);
            XmlElement order = doc.CreateElement("Order");
            doc.AppendChild(order);
            XmlElement Cu = doc.CreateElement("CustomerName");
            order.AppendChild(Cu);
            Cu.InnerText = "张三";
            XmlElement cust=doc.CreateElement("customerNumber1");
            cust.InnerText = "100";
            order.AppendChild(cust);
            XmlElement item = doc.CreateElement("Items");
            order.AppendChild(item);
            XmlElement orders = doc.CreateElement("OrderItem");
            orders.SetAttribute("Name", "码表");
            orders.SetAttribute("Count", "20");
            item.AppendChild(orders);
            XmlElement orders1 = doc.CreateElement("OrderItem");
            item.AppendChild(orders1);
            XmlElement orders2 = doc.CreateElement("OrderItem");
            item.AppendChild(orders2);
            doc.Save("a.xml");
            Console.ReadKey();

        }
    }
}