C#树节点的直接修改

C#树节点的直接修改

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

using System.Data;
using System.Data.SqlClient;

namespace treeview2
{
    public class dbhelper
    {
        private string str = “server=PC-201109141135\\SQL;database=lianxi;uid=sa;pwd=123456“;
        /// 

        /// 执行　增　删　改方法
        /// 

        /// 
        /// 
        /// 
        /// 
        public int Execute（string sql CommandType cmdtype params SqlParameter[] paras）
        {
            int result = 0;
            using （SqlConnection con = new SqlConnection（str））
            {
                con.Open（）;
                SqlCommand cmd = ne

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

     文件    1526272  2011-09-02 13:30  C#树节点的直接修改\lianxi.bak

     文件      15360  2011-12-07 14:32  C#树节点的直接修改\treeview2\treeview2\bin\Debug\treeview2.exe

     文件      34304  2011-12-07 14:32  C#树节点的直接修改\treeview2\treeview2\bin\Debug\treeview2.pdb

     文件      14328  2011-12-07 14:25  C#树节点的直接修改\treeview2\treeview2\bin\Debug\treeview2.vshost.exe

     文件        490  2007-07-21 01:33  C#树节点的直接修改\treeview2\treeview2\bin\Debug\treeview2.vshost.exe.manifest

     文件       4697  2011-12-06 14:56  C#树节点的直接修改\treeview2\treeview2\dbhelper.cs

     文件       9594  2011-12-07 14:32  C#树节点的直接修改\treeview2\treeview2\Form1.cs

     文件       4639  2011-12-06 22:15  C#树节点的直接修改\treeview2\treeview2\Form1.Designer.cs

     文件       6019  2011-12-06 22:15  C#树节点的直接修改\treeview2\treeview2\Form1.resx

     文件       1484  2011-12-07 14:27  C#树节点的直接修改\treeview2\treeview2\obj\Debug\treeview2.csproj.FileListAbsolute.txt

     文件        847  2011-12-07 14:27  C#树节点的直接修改\treeview2\treeview2\obj\Debug\treeview2.csproj.GenerateResource.Cache

     文件      15360  2011-12-07 14:32  C#树节点的直接修改\treeview2\treeview2\obj\Debug\treeview2.exe

     文件        180  2011-12-07 14:27  C#树节点的直接修改\treeview2\treeview2\obj\Debug\treeview2.Form1.resources

     文件      34304  2011-12-07 14:32  C#树节点的直接修改\treeview2\treeview2\obj\Debug\treeview2.pdb

     文件        180  2011-12-07 14:27  C#树节点的直接修改\treeview2\treeview2\obj\Debug\treeview2.Properties.Resources.resources

     文件        501  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2\Program.cs

     文件       1454  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2\Properties\AssemblyInfo.cs

     文件       2847  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2\Properties\Resources.Designer.cs

     文件       5612  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2\Properties\Resources.resx

     文件       1094  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2\Properties\Settings.Designer.cs

     文件        249  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2\Properties\Settings.settings

     文件       3768  2011-09-02 11:53  C#树节点的直接修改\treeview2\treeview2\treeview2.csproj

     文件        917  2011-09-02 11:35  C#树节点的直接修改\treeview2\treeview2.sln

    ..A..H.     15360  2011-12-07 14:39  C#树节点的直接修改\treeview2\treeview2.suo

     目录          0  2011-12-07 14:40  C#树节点的直接修改\treeview2\treeview2\obj\Debug\TempPE

     目录          0  2011-12-07 14:40  C#树节点的直接修改\treeview2\treeview2\bin\Debug

     目录          0  2011-12-07 14:40  C#树节点的直接修改\treeview2\treeview2\obj\Debug

     目录          0  2011-12-07 14:40  C#树节点的直接修改\treeview2\treeview2\bin

     目录          0  2011-12-07 14:40  C#树节点的直接修改\treeview2\treeview2\obj

     目录          0  2011-12-07 14:40  C#树节点的直接修改\treeview2\treeview2\Properties

............此处省略6个文件信息