导出 HTML 表格以在 ASP.net 中分组

Question

I have a problem to export HTML Table to excel with grouping in ASP.net.

this my code export to excel without grouping

Please help Me.

Dim sFileName As String = Session("UserName") + " " +cboCustomer.Text.Replace(",", "-") + ".xls"
Dim StrHtmlGenerate As New StringBuilder() Dim StrExport As New StringBuilder() 
Response.ContentType = "application/x-msexcel" 
Response.AddHeader("Content-Disposition", "attachment; filename=" + sFileName) 
Response.ContentEncoding = Encoding.UTF8 Dim tw As New StringWriter() 
Dim hw As New HtmlTextWriter(tw) litTable.RenderControl(hw) Response.Write(tw.ToString()) 
Response.End()

Answer 1

Try to use below code. Though its in C#, might be helpful for you.

        Response.AppendHeader("content-disposition", "attachment;filename=ExportToExcel.xls");
        Response.Charset = "";
        Response.Cache.SetCacheability(HttpCacheability.NoCache);
        Response.ContentType = "application/vnd.ms-excel";
        this.EnableViewState = false;
        Response.Write(HTMLDiv.InnerHtml);
        Response.End();

Where HTMLDiv is the HTML "div" element that contains the HTML