修改节点
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Xml;
using System.Xml.XPath;
public partial class UpdateNode : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(Server.MapPath("~/students.xml"));
//修改节点
var node = xmlDoc.GetElementsByTagName("student")[2];
node.ChildNodes[1].ChildNodes[0].Value = "G3-14";
//替换节点
//node.replaceData(1, 3, "jeff");
//保存XML文件的修改
xmlDoc.Save(Server.MapPath("~/students.xml"));
Response.Write("<script>alert('修改节点完成')</script>");
}
}