一行代码,实现带年度的自动编号
示例一,简单的年度加编号: Me.ID = IIf(IsNull(DLookup("ID", "学生表", "Mid([ID], 1, 4) =" & "'" & Year(Date) & "'")), Year(Date) & "001", Year(Date) & Format(((Right(DLookup("max(ID)", "学生表", "Mid([ID], 1, 4) =" & "'" & Year(Date) & "'"), 3)) + 1), "000"))
示例二, 带特殊标识的年度加编号:Me.ID = IIf(IsNull(DLookup("ID", "订单表", "Mid([ID], 5, 4) =" & "'" & Year(Date) & "'")), "仪运稽[" & Year(Date) & "]" & "00001", "仪运稽[" & Year(Date) & "]" & Format(((Right(DLookup("max(ID)", "订单表", "Mid([ID], 5, 4) =" & "'" & Year(Date) & "'"), 5)) + 1), "00000"))
照此,可以生成变化繁复的、适合自己所需的千万种 自动编号方法。
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