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

using System.Management;//添加引用
using System.IO;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            //测试代码: 
            test mgr = new test();
            mgr.WriteListToTextFile(mgr.GetUserNames(), @"c:\test.txt"); //测试生成新的Txt文件
            List<string> list = mgr.ReadTextFileToList(@"C:\test.txt");//记取字符串 
            foreach (string s in list) Console.WriteLine(s); //显示出来′ 
            Console.ReadKey(); //按′任一键关闭Console 
         
            /*
             * 结果：

             *  JUQI\ASPNET
                JUQI\capable
                JUQI\Guest
                JUQI\itd0300166
                JUQI\IUSR_PLSH166
                JUQI\IWAM_PLSH166
                JUQI\SUPPORT_388945a0
             * 
             * */

        }
    }
        public class test
        {

            /// <summary>
            /// 获取本机上的用户帐户

            /// </summary>
            /// <param name="domainName"></param>
            /// <returns></returns>
            public  ListStringManagementClass new ManagementClass"Win32_UserAccount"ManagementObjectCollection ListStringnew Liststringforeach ManagementObject in Environment"\\" "Name"//domainName = mo.GetPropertyValue("Domain").ToString();
                return //将List转换为TXT文件
            public void Liststringstring //创建一个文件流，用以写入或者创建一个StreamWriter 
                FileStream new FileStreamFileModeFileAccessStreamWriter new StreamWriter// 使用StreamWriter来往文件中写入内容 
                0SeekOriginfor int 0//关闭此文件t 
                //读取文本文件转换为List 
            public Liststringstring FileStream new FileStreamFileModeFileAccessListstringnew ListstringStreamReader new StreamReader//使用StreamReader类来读取文件 
                0SeekOrigin// 从数据流中读取每一行，直到文件的最后一行
                string while null//关闭此StreamReader对象 
                return 

}

本文转自曾祥展博客园博客，原文链接：http://www.cnblogs.com/zengxiangzhan/archive/2010/01/30/1659674.html，如需转载请自行联系原作者