工作要用到的XML

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Xml;
using System.Text;

namespace XMLStudy
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
StringBuilder sb=new StringBuilder();
sb.Append("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
sb.Append("<orders xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">");
sb.Append("<orderid>SO1231231</orderid>");
sb.Append("<sender>");
sb.Append("<Gender>female</Gender>");
sb.Append("</sender>");
sb.Append("</orders>");
Read(sb.ToString(), "orders", "xmlns:xsi");
}

public void WriteXML()
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.AppendChild(xmlDoc.CreateXmlDeclaration("1.0", "utf-8", null));
//Create the root node and append into doc
XmlElement el = xmlDoc.CreateElement("orders");
XmlAttribute attrID = xmlDoc.CreateAttribute("xmlns:xsi");
attrID.Value = "http://www.w3.org/2001/XMLSchema-instance";
el.Attributes.Append(attrID);
xmlDoc.AppendChild(el);
XmlElement elementContact = xmlDoc.CreateElement("orderid");
elementContact.InnerText = "SO1231231";
el.AppendChild(elementContact);
// Contact Name
XmlElement sender22 = xmlDoc.CreateElement("sender");
el.AppendChild(sender22);
// Contact Gender
XmlElement elementGender = xmlDoc.CreateElement("Gender");
elementGender.InnerText = "female";
sender22.AppendChild(elementGender);
//xmlDoc.Save(Server.MapPath("Test.xml"));
Response.Write(xmlDoc.InnerXml);
}

/// <summary>
/// 读取节点中某一个属性的值。如果attribute为空，则返回整个节点的InnerText，否则返回具体attribute的值
/// </summary>
/// <param name="path">xml文件路径</param>
/// <param name="node">节点</param>
/// <param name="attribute">节点中的属性</param>
/// <returns>如果attribute为空，则返回整个节点的InnerText，否则返回具体attribute的值</returns>
/// 使用实例: XMLHelper.Read(path, "PersonF/person[@Name='Person2']", "");
/// XMLHelper.Read(path, "PersonF/person[@Name='Person2']", "Name");
public static string Read(string path, string node, string attribute)
{
string value = "";
try
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(path);
XmlNode xn = doc.SelectSingleNode(node);
//xn=xn.SelectSingleNode(attribute);
value = (attribute.Equals("") ? xn.InnerText : xn.Attributes[attribute].Value);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
return value;
}

protected void Button1_Click(object sender, EventArgs e)
{
StringBuilder richTextBox1 = new StringBuilder();
richTextBox1.Clear();
XmlReader rdr = XmlReader.Create(Server.MapPath("Test.xml"));
while (rdr.Read())
{
if (rdr.NodeType == XmlNodeType.Text)
{

richTextBox1.Append(rdr.Value + "\r\n");
}
}
TextBox1.Text = richTextBox1.ToString();
}
}
}