File Download Tips for asp.net

use http header
protected void Page_Load(object sender, EventArgs e)
{
string format = Convert.ToString(ViewData["format"]);
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode("·ÑÓñ¨Ïú±í", Encoding.UTF8) + string.Format(".{0}",format));
//²âÊÔÖз¢ÏÖ£ºÈç¹ûÒªÏëÔÚIEÖÐÖ±½Ó´ò¿ªPDF£¬ÉÏÐдúÂ룬²»ÄÜÓУ¡£¡·ñÔò¼´Ê¹¿Í»§¶ËÓÐÉèÖã¬Ò²»áʹÓà Adobe Reader/Acrobat ´ò¿ª
Response.ContentType = string.Format("application/{0}",format);
Response.Charset = "GB2312";
Response.ContentEncoding = System.Text.Encoding.UTF8;
Response.BinaryWrite(ViewData.Model);
Response.Flush();
//prevent render html to client(critical)
Response.End();
  
 
 
 request to doc directly
          Response.Redirect(“http://localhost:2222/Docs/abc.doc”, true);
 
Tips:
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