Partial Class ExcelReport
Inherits System.Web.UI.Page
Protected Overrides Sub Render(ByVal writer As System.Web.UI.HtmlTextWriter)
Dim stringWriter As System.IO.StringWriter = New System.IO.StringWriter
Dim htmlWriter As HtmlTextWriter = New HtmlTextWriter(stringWriter)
MyBase.Render(htmlWriter)
Dim html As String = stringWriter.ToString()
Dim StartPoint As Integer = html.ToLower.IndexOf("<input type=""hidden"" name=""__viewstate""")
If StartPoint >= 0 Then 'does __viewstate exist?
Dim EndPoint As Integer = html.IndexOf("/>", StartPoint) + 2
Dim viewstateInput As String = html.Substring(StartPoint, EndPoint - StartPoint)
html = html.Remove(StartPoint, EndPoint - StartPoint)
Dim FormEndStart As Integer = html.IndexOf("</form>") - 1
If FormEndStart >= 0 Then
html = html.Insert(FormEndStart, viewstateInput)
End If
End If
writer.Write(html)
End Sub
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Response.ContentType = "Application/x-msexcel"
Response.AddHeader("content-disposition", "attachment; filename=" + "Report.xls")
' Populate your GridView Here!
End Sub
Protected Overrides Sub OnError(ByVal e As System.EventArgs)
CatchError("ExcelReport.aspx", Server.GetLastError().GetBaseException(), Session("ReviewID"), Session("UserID"), Session("FullName"), Me)
End Sub
End Class