Asp.NetÎļþÏÂÔØ·½·¨¡¡²Î¿¼

Asp.NetÏÂÔØ·½·¨¡¡²Î¿¼
(1)    Ê×ÏÈ×ö³ÉÏÂÔØÎļþ¡£
¡£¡£¡£ ¡£¡£¡£
 
(2)    ×ö³ÉÏÂÔØÎļþµÄ·¾¶ÒÔ¼°ÎļþÃûÓÃsession´«µÝ¸ø´ò¿ªÒ³Ãæ
Session["FILE_PATH"] =  Â·¾¶ + "DownLoadFile.txt";
Session["FILE_NAME"] = "DownLoadFile.txt";
 
(3)    ´ò¿ªÐ´°Ì壨д°ÌåÓÃÓÚ³öÁ¦ÏÂÔØÎļþ£¬´°ÌåÎÞÐèÌí¼ÓÈκÎHtml£©
System.Web.UI.ScriptManager.RegisterStartupScript(Page,
                this.GetType(),
                "open",               
                "window.open('Download.aspx',null,'toolbar=0,location=no,directories=0,"  + "status=0,scrollbars=no,width=1px,height=1px');", true);
¡ù×¢Òâ ÓÃÓÚ´ò¿ªÐ´°ÌåµÄ°´Å¥²»Òª·Åµ½UpdatePannel¿Ø¼þÖУ¨»òÕßÉèÖóöÁ¦°´Å¥¿Ø¼þÊôÐÔ¿ÉÒÔÌύȫҳÃ棩
 
(4)    д°ÌåÖУ¨Download.aspx£©
д°ÌåÖ±½ÓÔÚPage_loadÖмÓÈë´úÂë
¸ù¾ÝÇ°»­Ãæ´«µÝÀ´µÄsessionÖµÀ´¶¨Î»Îļþ£¬³öÁ¦
   protected void Page_Load(object sender, EventArgs e)
    {
        string strFilePath = Session["FILE_PATH"].ToString();
        string strFileName = Session["FILE_NAME"].ToString();
        Response.AppendHeader("Content-Transfer-Encoding", "base64");
        Response.ContentType = "application/octet-stream";
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(strFileName));
        Response.Flush();
        Response.WriteFile(strFilePath);
        Response.End();
    }