代码如下:

	

	using System;

	using System.Collections.Generic;

	using System.ComponentModel;

	using System.Data;

	using System.Drawing;

	using System.Linq;

	using System.Text;

	using System.Windows.Forms;

	using System.IO;

	using System.Xml;

	using System.Xml.Linq;
	

		 
	

		namespace QueryXMLByLINQ

		{

		    public partial class Frm_Main : Form

		    {

		        public Frm_Main()

		        {

		            InitializeComponent();

		        }
	

		        static string strPath = "Employee.xml";

		        static string strID = "";
	

		        //窗体加载时加载XML文件

		        private void Form1_Load(object sender, EventArgs e)

		        {

		            getXmlInfo();

		        }
	

		        //显示选中XML节点的详细信息

		        private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)

		        {

		            strID = dataGridView1.Rows[e.RowIndex].Cells[3].Value.ToString();//记录选择的职工编号

		            XElement xe = XElement.Load(strPath);//加载XML文件

		            //使用LINT从XML文件中查询信息

		            IEnumerable<XElement> elements = from PInfo in xe.Elements("People")

		                                             where PInfo.Attribute("ID").Value == strID

		                                             select PInfo;

		            foreach (XElement element in elements)//遍历查询结果

		            {

		                textBox11.Text = element.Element("Name").Value;//显示职工姓名

		                comboBox1.SelectedItem = element.Element("Sex").Value;//显示职工性别

		                textBox12.Text = element.Element("Salary").Value;//显示职工薪水

		            }

		        }
	

		        #region 将XML文件内容绑定到DataGridView控件

		        /// <summary>

		        /// 将XML文件内容绑定到DataGridView控件

		        /// </summary>

		        private void getXmlInfo()

		        {

		            DataSet myds = new DataSet();

		            myds.ReadXml(strPath);

		            dataGridView1.DataSource = myds.Tables[0];

		        }

		        #endregion

		    }

		}

		 


	 

	 

	复制代码 代码如下:

	

	<?xml version="1.0" encoding="UTF-8"?>

	-<Peoples> -<People ID="001"> <Name>小王</Name> <Sex>男</Sex> <Salary>1500</Salary> </People> -<People ID="002"> <Name>小吕</Name> <Sex>男</Sex> <Salary>1500</Salary> </People> -<People ID="003"> <Name>小梁</Name> <Sex>男</Sex> <Salary>1500</Salary> </People> </Peoples>