老师请帮我看下代码,为什么不能自己增加顺序好,都是001
Select e.DataCol.Name
Case "拜访_类型","拜访_人员"
If e.DataRow.IsNull("拜访_类型") OrElse e.DataRow.IsNull("拜访_人员") Then
e.DataRow("编号") = Nothing
Else
Dim bfry As String = e.DataRow("拜访_人员")
If e.DataRow("拜访_人员") = "汪晓光" Then
bfry = "W"
ElseIf e.DataRow("拜访_人员") = "张志斌" Then
bfry = "B"
ElseIf e.DataRow("拜访_人员") = "巩中桂" Then
bfry = "G"
ElseIf e.DataRow("拜访_人员") = "汪振学" Then
bfry = "X"
ElseIf e.DataRow("拜访_人员") = "周荣凯" Then
bfry = "Z"
ElseIf e.DataRow("拜访_人员") = "张良斌" Then
bfry = "L"
ElseIf e.DataRow("拜访_人员") = "吴小龙" Then
bfry = "I"
ElseIf e.DataRow("拜访_人员") = "刘杰" Then
bfry = "J"
Else
bfry = "P"
End If
Dim bflx As String = e.DataRow("拜访_类型")
If e.DataRow("拜访_类型") = "电话" Then
bflx = "D"
Else
bflx = "Z"
End If
Dim bf As String = "BF"
Dim d As Date = e.DataRow("拜访_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 = bf & Format(d,"yyMM") '生成编号的前6位,4位年,2位月.
If e.DataRow("编号").StartsWith(bh) = False '如果编号的前6位不符
Dim max As String
Dim idx As Integer
max = e.DataTable.Compute("Max(编号)","拜访_日期 >= #" & fd & "# And 拜访_日期 <= #" & ld & "# And [序号] <> " & e.DataRow("序号")) '取得该月的最大编号
If len(max) = 14 Then '如果存在最大编号
idx = CInt(max.Substring(11,3)) + 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.DataRow("编号") = bh & bflx & bfry & "-" & Format(idx,"000")
End If
End If
End Select