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//TransmitFileʵÏÖÏÂÔØ
    protected void Button1_Click(object sender, EventArgs e)
    {
        /*
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        Response.ContentType = "application/x-zip-compressed";
        Response.AddHeader("Content-Disposition", "attachment;filename=z.zip");
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        Response.TransmitFile(filename);
    }
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    protected void Button2_Click(object sender, EventArgs e)
    {
        /*
        using System.IO;
        */
        string fileName = "asd.txt";//¿Í»§¶Ë±£´æµÄÎļþÃû
        string filePath = Server.MapPath("DownLoad/aaa.txt");//·¾¶
        FileInfo fileInfo = new FileInfo(filePath);
        Response.Clear();
        Response.ClearContent();
        Response.ClearHeaders();
        Response.AddHeader("Content-Disposition", "attachment;filename=" + fileName);
     


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using System;
using System.Collections;
using System.Collections.Specialized;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.Collections.Generic;
using System.Text;
namespace Maticsoft.DBUtility
{
     /// <summary>
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