.NET (Core and Framework)

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<script language="VB" runat="server"><br />
  Dim viewCountSum as Integer = 0<br />
  <br />
  Sub ComputeSum(sender As Object, e As DataGridItemEventArgs)<br />
    'First, make sure we are dealing with an Item or AlternatingItem<br />
    If e.Item.ItemType = ListItemType.Item OR _<br />
          e.Item.ItemType = ListItemType.AlternatingItem then<br />
      'Snip out the ViewCount<br />
      Dim viewCount as Integer = _<br />
         Convert.ToInt32(DataBinder.Eval(e.Item.DataItem, "ViewCount"))<br />
      viewCountSum += viewCount<br />
    End If<br />
  End Sub<br />
</script><br />
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<asp:DataGrid runat="server" id="dgPopularFAQs"<br />
       ...<br />
       OnItemDataBound="ComputeSum"><br />
         <br />
  <Columns><br />
    <asp:BoundColumn DataField="Description" HeaderText="Description" /><br />
    <asp:BoundColumn DataField="ViewCount" HeaderText="Page Views" <br />
              DataFormatString="{0:#,###}" ItemStyle-HorizontalAlign="Right" <br />
              ItemStyle-Width="15%" /><br />
  </Columns><br />
</asp:DataGrid><br />
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