FileInfo DownloadFile = new FileInfo(FullFileName);
Response.Clear();
Response.ClearHeaders();
Response.Buffer = false;
Response.ContentType = "application/octet-stream ";
Response.AppendHeader("Content-Disposition ", "attachment;filename= " + HttpUtility.UrlEncode(DownloadFile.FullName, System.Text.Encoding.UTF8));
Response.AppendHeader("Content-Length ", DownloadFile.Length.ToString());
Response.WriteFile(DownloadFile.FullName);
Response.Flush();
Response.End();
FullFileName是要下载的文件的完整路径,根据这段代码,会弹出对话框,提示保存或者直接打开.点直接打开,打开的为excel文件,但是文件内的内容 有重复,我本来只有5条内容,结果打开后是80条,很多重的.这是怎么回事?
点保存,保存的文件格式不是excel 请问怎么修改这里的保存文件的默认格式和默认名字.
Response.Clear();
Response.ClearHeaders();
Response.Buffer = false;
Response.ContentType = "application/octet-stream ";
Response.AppendHeader("Content-Disposition ", "attachment;filename= " + HttpUtility.UrlEncode(DownloadFile.FullName, System.Text.Encoding.UTF8));
Response.AppendHeader("Content-Length ", DownloadFile.Length.ToString());
Response.WriteFile(DownloadFile.FullName);
Response.Flush();
Response.End();
FullFileName是要下载的文件的完整路径,根据这段代码,会弹出对话框,提示保存或者直接打开.点直接打开,打开的为excel文件,但是文件内的内容 有重复,我本来只有5条内容,结果打开后是80条,很多重的.这是怎么回事?
点保存,保存的文件格式不是excel 请问怎么修改这里的保存文件的默认格式和默认名字.
{
//定义文档类型、字符编码
Response.Clear();
Response.Buffer = true;
Response.Charset = "GB2312";
//下面这行很重要, attachment 参数表示作为附件下载,您可以改成 online在线打开
//filename=FileFlow.xls 指定输出文件的名称,注意其扩展名和指定文件类型相符,可以为:.doc .xls .txt .htm
Response.AppendHeader("Content-Disposition", "attachment;filename=FileFlow.xls");
Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
//Response.ContentType指定文件类型 可以为application/ms-excel、application/ms-word、application/ms-txt、application/ms-html 或其他浏览器可直接支持文档
Response.ContentType = "application/ms-excel";
this.EnableViewState = false;
// 定义一个输入流
System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter); this.RenderControl(oHtmlTextWriter);
//this 表示输出本页,你也可以绑定datagrid,或其他支持obj.RenderControl()属性的控件
Response.Write(oStringWriter.ToString());
Response.End();
}
protected override void Render(HtmlTextWriter writer)
{
Response.AddHeader("Cache-Control","no-cache");
Response.AddHeader("Pragma", "no-cache");
Response.Expires = 0;
FileStream fsFile = new FileStream(FullFileName, FileMode.Open, FileAccess.Read);
byte[] byBuffer = new byte[fsFile.Length];
fsFile.Read(byBuffer, 0, byBuffer.Length);
fsFile.Close();
Response.BinaryWrite(byBuffer);
}