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Select e.DataCol.Name
Case "送检日期","外协单位"
If e.DataRow.IsNull("送检日期") OrElse e.DataRow.IsNull("外协单位") Then
e.DataRow("送检编码") = Nothing
Else
Dim d As Date = e.DataRow("送检日期")
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 = "AKP" & Format(d,"yyMM")
If e.DataRow("送检编码").StartsWith(bh) = False '如果报告单送检编码前缀不符
Dim max As String
Dim idx As Integer
Dim flt As String
flt = "外协单位 = '"& e.DataRow("外协单位") & "' And 送检日期 >= #" & fd & "# And 送检日期 <= #" & ld & "# And [_Identify] <> " & e.DataRow("_Identify")
Dim fdr As DataRow = e.DataTable.find(flt & " and 送检编码 is not null and 送检日期 = #" & d & "#")
If fdr Is Nothing Then
max = e.DataTable.Compute("Max(送检编码)",flt) '取得该月的相同部门外协单位的最大报告单送检编码
If max > "" Then '如果存在最大报告单送检编码
idx = CInt(max.Substring(bh.length)) + 1 '获得最大报告单送检编码的后四位顺序号,并加1
Else
idx = 1 '否则顺序号等于1
End If
e.DataRow("送检编码") = bh & Format(idx,"000")
Else
e.DataRow("送检编码") = fdr("送检编码")
End If
End If
End If
End Select
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Post By：2019/3/10 10:26:00 [显示全部帖子]
