创建带属性的XML文档

InnerXml:适用于带标签的文本
InnerText:适用于一般文本

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
namespace _4_创建带属性的XML文档
{
    class Program
    {
        static void Main(string[] args)
        {
            XmlDocument doc = new XmlDocument();
            XmlDeclaration dec = doc.CreateXmlDeclaration("1.0", "utf-8","yes");
            doc.AppendChild(dec);
            XmlElement order = doc.CreateElement("Order");
            doc.AppendChild(order);
            XmlElement customerName = doc.CreateElement("CustomerName");
            customerName.InnerXml = "<p>我是一个p标签</p>";
            order.AppendChild(customerName);
            XmlElement customerNumber = doc.CreateElement("CustomerNumber");
            customerNumber.InnerText = "<p>我是一个p标签</p>";
            order.AppendChild(customerNumber);
            XmlElement items = doc.CreateElement("Items");
            order.AppendChild(items);
            XmlElement orderItem1 = doc.CreateElement("OrderItem");
            //给节点添加属性
            orderItem1.SetAttribute("Name", "充气娃娃");
            orderItem1.SetAttribute("Count", "10");
            items.AppendChild(orderItem1);
            XmlElement orderItem2 = doc.CreateElement("OrderItem");
            //给节点添加属性
            orderItem2.SetAttribute("Name", "充气娃娃");
            orderItem2.SetAttribute("Count", "10");
            items.AppendChild(orderItem2);
            XmlElement orderItem3 = doc.CreateElement("OrderItem");
            //给节点添加属性
            orderItem3.SetAttribute("Name", "充气娃娃");
            orderItem3.SetAttribute("Count", "10");
            items.AppendChild(orderItem3);
            doc.Save("Order.xml");
            Console.WriteLine("保存成功");
            Console.ReadKey();
        }
    }
}

Order.xml

<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<Order>
  <CustomerName>
    <p>我是一个p标签</p>
  </CustomerName>
  <CustomerNumber>&lt;p&gt;我是一个p标签&lt;/p&gt;</CustomerNumber>
  <Items>
    <OrderItem Name="充气娃娃" Count="10" />
    <OrderItem Name="充气娃娃" Count="10" />
    <OrderItem Name="充气娃娃" Count="10" />
  </Items>
</Order>