vb.net - DataGridView CellValidated Event When Formatted Value is Nothing -


i have datagridview in winform , can change cells's value. save new cell's value cellvalidated event formattedvalue. works when change cell empty, formattedvalue empty too.

this code :

    try         if isdbnull(e.gridcell.formattedvalue) = false             if e.gridcell.formattedvalue.trim <> ""                 executesql("update ...")                                 else                 executesql("delete ...")             end if         end if     catch ex exception         ...     end try


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