C# 操作xml文件（实现了增删改查功能）

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;

namespace xmlFileOperate
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }
        static public string strName = ““;//记录读取时xml文件路径
        static public string strOne = ““;//定义两个变量保存文本框内的值
        static public string strTwo = ““;
        static public string strThree = ““;//保存子标记名称
        static public string strFour = ““;//保存第二个子节点的属性名
        static public string strFive = ““;//保存第二个节点的属性值
        static public string strSix = ““;//保存节点路径

        private xmlDocument xm

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        191  2009-02-21 11:03  操作xml文件\xmlFileOperate\bin\Debug\fileTwo.xml

     文件      20992  2010-08-18 17:51  操作xml文件\xmlFileOperate\bin\Debug\xmlFileOperate.exe

     文件      32256  2010-08-18 17:51  操作xml文件\xmlFileOperate\bin\Debug\xmlFileOperate.pdb

     文件      14328  2009-01-12 15:50  操作xml文件\xmlFileOperate\bin\Debug\xmlFileOperate.vshost.exe

     文件        490  2007-07-21 01:33  操作xml文件\xmlFileOperate\bin\Debug\xmlFileOperate.vshost.exe.manifest

     文件      11046  2009-01-10 15:40  操作xml文件\xmlFileOperate\Form1.cs

     文件      25501  2010-08-18 17:51  操作xml文件\xmlFileOperate\Form1.Designer.cs

     文件       5814  2009-01-10 15:39  操作xml文件\xmlFileOperate\Form1.resx

     文件        685  2009-01-12 15:50  操作xml文件\xmlFileOperate\obj\Debug\xmlFileOperate.csproj.FileListAbsolute.txt

     文件        847  2009-01-10 15:39  操作xml文件\xmlFileOperate\obj\Debug\xmlFileOperate.csproj.GenerateResource.Cache

     文件      20992  2009-01-10 15:39  操作xml文件\xmlFileOperate\obj\Debug\xmlFileOperate.exe

     文件        180  2009-01-10 15:39  操作xml文件\xmlFileOperate\obj\Debug\xmlFileOperate.Form1.resources

     文件      32256  2010-08-18 17:51  操作xml文件\xmlFileOperate\obj\Debug\xmlFileOperate.pdb

     文件        180  2009-01-06 15:32  操作xml文件\xmlFileOperate\obj\Debug\xmlFileOperate.Properties.Resources.resources

     文件        495  2009-01-06 15:19  操作xml文件\xmlFileOperate\Program.cs

     文件       1360  2009-01-06 15:19  操作xml文件\xmlFileOperate\Properties\AssemblyInfo.cs

     文件       2878  2009-01-06 15:19  操作xml文件\xmlFileOperate\Properties\Resources.Designer.cs

     文件       5612  2009-01-06 15:19  操作xml文件\xmlFileOperate\Properties\Resources.resx

     文件       1099  2009-01-06 15:19  操作xml文件\xmlFileOperate\Properties\Settings.Designer.cs

     文件        249  2009-01-06 15:19  操作xml文件\xmlFileOperate\Properties\Settings.settings

     文件       3774  2009-01-06 15:32  操作xml文件\xmlFileOperate\xmlFileOperate.csproj

     文件        932  2009-01-06 15:20  操作xml文件\xmlFileOperate.sln

     目录          0  2009-08-31 11:33  操作xml文件\xmlFileOperate\obj\Debug\Refactor

     目录          0  2009-08-31 11:33  操作xml文件\xmlFileOperate\obj\Debug\TempPE

     目录          0  2015-10-13 21:14  操作xml文件\xmlFileOperate\bin\Debug

     目录          0  2015-10-13 21:14  操作xml文件\xmlFileOperate\obj\Debug

     目录          0  2015-10-13 21:14  操作xml文件\xmlFileOperate\bin

     目录          0  2015-10-13 21:14  操作xml文件\xmlFileOperate\obj

     目录          0  2015-10-13 21:14  操作xml文件\xmlFileOperate\Properties

     目录          0  2015-10-13 21:14  操作xml文件\xmlFileOperate

............此处省略4个文件信息