Select Case e.DataCol.Name
Case "A","B","C","D"
If e.DataRow.IsNull("A") = False AndAlso e.DataRow.IsNull("B") = False AndAlso e.DataRow.IsNull("C") = False AndAlso e.DataRow.IsNull("D") = False
Dim f As New Filler
f.SourceTable = DataTables("表A")
f.DataTable = DataTables("表B")
f.Filter = "[_Identify]=" & e.DataRow("_Identify")
f.ExcludeExistValue = True
f.Fill() '填充数据
End If
End Select