Add the sequence number column to gridview1

Protected sub gridview1_rowdatabound (byval sender as object, byval e as system. Web. UI. webcontrols. gridviewroweventargs) handles gridview1.rowdatabound
'Add the sequence number to gridview1.
If E. Row. rowindex>-1 then
E. Row. cells (0). Text = E. Row. rowindex + 1
'If the page is contained
'E. Row. cells (0). Text = gridview1.pageindex * gridview1.pagesize + E. Row. rowindex + 1
End if
End sub

'More convenient
'Bind the label directly in the template column (container. dataitemindex + 1). tostring