专家坐堂-请老师，帮助修正，谢谢Foxtable(狐表) - 新一代数据库软件，完美融合Access、Foxpro、Excel、vb.net之优势，人人都能掌握的快速软件开发工具!

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-  Foxtable(狐表)  (http://foxtable.net/bbs/index.asp)
--  专家坐堂  (http://foxtable.net/bbs/list.asp?boardid=2)
----  请老师，帮助修正，谢谢  (http://foxtable.net/bbs/dispbbs.asp?boardid=2&id=145311)

--  作者：lgz518
--  发布时间：2020/1/15 17:29:00
--  请老师，帮助修正，谢谢

Dim dic As new Dictionary(of String,Integer)
DataTables("材料需求").DataRows.Clear()
For Each dr1 As DataRow In DataTables("生产工单").DataRows
For Each dr2 As DataRow In DataTables("产品BOM明细").Select("[产品名称] = \'" & dr1("产品名称") & "\'") \'
Dim nd As String = dr2("物料号")
Dim nm As String = dr2("材料名称")
Dim vl As Integer = dr1("下单数量") * dr2("材料用量")
If dic.ContainsKey(nm) = False
dic.Add(nm,vl)
Else
dic(nd) = dic(nd)+ vl
dic(nm) = dic(nm)+ vl
End If
Next
Next
For Each key As String In dic.keys
Dim dr As DataRow = DataTables("材料需求").AddNew() \'
dr("物料号") = key
dr("品名") = key
dr("订单用量") = dic(key)
Next

--  作者：y2287958
--  发布时间：2020/1/16 8:16:00
--

If dic.ContainsKey(nm) = False
dic.Add(nm,vl)
Else
dic(nm) = dic(nm)+ vl
End If
If dic.ContainsKey(nd) = False
dic.Add(nd,vl)
Else
dic(nd) = dic(nd)+ vl
End If

--  作者：有点蓝
--  发布时间：2020/1/16 9:12:00
--

Dim dic As new Dictionary(of String,Integer)
DataTables("材料需求").DataRows.Clear()
For Each dr1 As DataRow In DataTables("生产工单").DataRows
For Each dr2 As DataRow In DataTables("产品BOM明细").Select("[产品名称] = \'" & dr1("产品名称") & "\'") \'
Dim nd As String = dr2("物料号") & "|" & dr2("材料名称")
Dim vl As Integer = dr1("下单数量") * dr2("材料用量")
If dic.ContainsKey(nd) = False
dic.Add(nd,vl)
Else
dic(nd) = dic(nd)+ vl
End If
Next
Next
For Each key As String In dic.keys
Dim dr As DataRow = DataTables("材料需求").AddNew() \'
Dim ar() As String = key.Split("|")
dr("物料号") = ar(0)
dr("品名") = ar(1)
dr("订单用量") = dic(key)
Next