Foxtable(狐表)用户栏目专家坐堂 → 先进先出 还是弄不明白,数据总是对不上


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主题:先进先出 还是弄不明白,数据总是对不上

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大红袍
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  发帖心情 Post By:2016/3/8 21:57:00 [显示全部帖子]

到底要说多少次啊

 

Dim r As Row = Tables("wx").Current

Dim rks As Double = DataTables("rukudan").sqlCompute("sum(shuliang)", "name = '" & r("name") & "'")

Dim rks1 As Double = DataTables("weixin").sqlCompute("sum(shuliang)", "name = '" & r("name") & "'")

Dim cks As Double = DataTables("wx").sqlCompute("sum(shuliang)", "name = '" & r("name") & "' and [_Identify] < " & r("_Identify"))

If cks + rks1 > rks Then
   
    msgbox("无法出库,库存不足")
   
Else
   
    Dim count As Integer = 0
   
    Dim drs As List(Of DataRow) = DataTables("rukudan").Select("name = '" & r("name") & "'", "_Identify")
   
    For i As Integer = 0 To drs.count - 1
       
        Dim dr As DataRow = drs(i)
       
        count += dr("shuliang")
       
        Dim sy As Integer = count - (cks + rks1 - r("shuliang"))
       
        If sy >= 0 Then
           
            Dim cb, cbs As Double
           
            count = 0
           
            For j As Integer = i To drs.count - 1
               
                dr = drs(j)
               
                If j = i Then
                   
                    count += sy
                   
                    cb = sy * dr("price")
                   
                Else
                   
                    count += dr("shuliang")
                   
                    cb = dr("shuliang") * dr("price")
                   
                    sy = dr("shuliang")
                   
                End If
               
                If count >= r("shuliang") Then
                   
                    cbs += (r("shuliang") - (count - sy)) * dr("price")
                   
                    r("cb")=cb
                   
                    r("cbs")=cbs
                   
                    r("bb") = count
                   
                    ' msgbox(cbs & count)
                   
                    r("lirun") = r("shuliang") * r("price") - cbs
                   
                    Exit For
                   
                Else
                   
                    cbs += cb
                   
                End If
               
            Next
           
            Exit For
           
        End If
       
    Next
  
End If

 


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帅哥哟,离线,有人找我吗?
大红袍
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等级:贵宾 帖子:39310 积分:196782 威望:0 精华:1 注册:2015/4/25 9:23:00
  发帖心情 Post By:2016/3/8 21:58:00 [显示全部帖子]

没有时间,根本就不能对比两个表的先后顺序。

 

比较先后,就加上比如红色的条件即可

 

Dim rks1 As Double = DataTables("weixin").sqlCompute("sum(shuliang)", "name = '" & r("name") & "'")

Dim cks As Double = DataTables("wx").sqlCompute("sum(shuliang)", "name = '" & r("name") & "' and [_Identify] < " & r("_Identify"))


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