Question: how to export data in excel from gridview vb.net?
Answer: Protected Sub ExportToExcel(sender As Object, e As EventArgs)
Response.Clear()
Response.Buffer = True.
Response.AddHeader("content-disposition", "attachment;filename=GridViewExport.xls")
Response.Charset = ""
Response.ContentType = "application/vnd.ms-excel"
Using sw As New StringWriter()