标签:ldo style btn where blog ppa and sql .text
<asp:TemplateField > <ItemTemplate> <asp:LinkButton ID="lbtnDownFile" runat="server" CommandName="DownFile" CommandArgument=‘<%# Eval("UFID") %>‘ >下载</asp:LinkButton> </ItemTemplate> </asp:TemplateField>
protected void gdvwUpFile_RowCommand(object sender, GridViewCommandEventArgs e) { if (e.CommandName== "DownFile") { int id = int.Parse(e.CommandArgument.ToString()); DataBase db = new DataBase(); string sqlDown = "select UFFileName from PTestUploadFiles where UFID=" + id+""; DataTable dt= db.GetDataSet(sqlDown).Tables[0]; string fileName = dt.Rows[0][0].ToString(); string filePath = Server.MapPath("/UpFile/"+fileName); FileStream fs = new FileStream(filePath, FileMode.Open); byte[] bytes = new byte[(int)fs.Length]; fs.Read(bytes, 0, bytes.Length); fs.Close(); Response.ContentType = "application/octet-stream"; Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8)); Response.BinaryWrite(bytes); Response.Flush(); Response.End(); } }
标签:ldo style btn where blog ppa and sql .text
原文地址:http://www.cnblogs.com/vip-huliji/p/6213587.html