If e.Dat\aCol.Name = "日期" Then
If\ e.Data\Row.IsNull("日期") Then
e.Data\Row("编号") = Nothing
Else
Dim d As Da\te = e.D\ataRow("日期")
Dim y As Int\eger = d.Year
Dim m As In\teger = d.Month
Dim Days As Integer = Da\te.DaysInMonth(y,m)
Dim fd As Date = New Dat\e(y,m,1) '获得该月的第一天
Dim ld As Date = New Dat\e(y,m,Days) '获得该月的最后一天
Dim bh As String = For\mat(d,"yyyyMM") '生成编号的前6位,4位年,2位月.
If e.Data\Row("编号").Star\sWith(bh) = False '如果编号的前6位不符
Dim max As St\ring
Dim idx As Integ\er
max = e.DataT\\able.Comp\ute("Max(编号)","日期 >= #" & fd & "# And 日期 <= #" & ld & "# And [_Iden\tify] <> " & e.DataRo\w("_Identify")) '取得该月的最大编号
If max > "" Then '如果存在最大编号
idx = CInt(max.Subst\ring(7,3)) + 1 '获得最大编号的后三位顺序号,并加1
Else
idx = 1 '否则顺序号等于1
End If
e.Data\Row("编号") = bh & "-" & For\mat(idx,"000")
End If
End If
End If