Dim dt As DataTable = DataTables("订单")
Dim dr As DataRow = dt.Find("客户名称='" & e.sender.text & "'","生产编号 desc")
If dr IsNot Nothing Then
e.Form.controls("订单编号控件").text = dr("订单编号")
e.Form.controls("生产编号控件").text = val(dr("生产编号")) + 1
Else
Dim d As Date = e.DataRow("日期")
Dim y As Integer = d.Year
Dim m As Integer = d.Month
Dim Days As Integer = Date.DaysInMonth(y,m)
Dim fd As Date = New Date(y,m,1) '获得该月的第一天
Dim ld As Date = New Date(y,m,Days) '获得该月的最后一天
Dim bh As String = Format(d,"yyyyMM") '生成编号的前6位,4位年,2位月.
Dim max As String
Dim idx As Integer
max = dt.Compute("Max(订单编号)","日期 >= #" & fd & "# And 日期 <= #" & ld & "# And [_Identify] <> " & e.DataRow("_Identify")) '取得该月的最大编号
If max > "" Then '如果存在最大编号
idx = CInt(max.Substring(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.Form.controls("订单编号控件").text = bh & "-" & Format(idx,"000")
e.Form.controls("生产编号控件").text = Format(m,"00") & "001"
End If
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Post By：2018/4/29 12:04:00 [只看该作者]
