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--  专家坐堂  (http://foxtable.com/bbs/list.asp?boardid=2)
----  删除行  (http://foxtable.com/bbs/dispbbs.asp?boardid=2&id=179796)

--  作者：朱女士
--  发布时间：2022/9/9 10:14:00
--  删除行

老师您好！
我的库存表是一个临时实时计算表，我想让计算出得库存数量、重量、含税额都为零的行，实时删除怎么实现？我写得这条语句不知道毛病在哪里，请指教！谢谢！

If dr("库存_数量") = 0 AndAlso dr("库存_重量") = 0 AndAlso dr("库存_含税额") = 0 Then
CurrentTable.Current.Delete()
End If

--  作者：有点蓝
--  发布时间：2022/9/9 10:16:00
--
贴出这个事件的完整代码

--  作者：朱女士
--  发布时间：2022/9/9 10:24:00
--

Dim zf1,zf2,zf3,zf4,zs1,zs2,zs3 As String
Dim zd1,zd2,zd3,zd4,zd5,zd6,zd7,zd8,zd9,zd10,zd11,zd12 As String
zf1="期初"
zf2="入库"
zf3="出库"
zf4="库存"
zs1="_数量"
zs2="_重量"
zs3="_含税额"

zd1=zf1+zs1
zd2=zf1+zs2
zd3=zf1+zs3

zd4=zf2+zs1
zd5=zf2+zs2
zd6=zf2+zs3

zd7=zf3+zs1
zd8=zf3+zs2
zd9=zf3+zs3

zd10=zf4+zs1
zd11=zf4+zs2
zd12=zf4+zs3

Dim dtb As New DataTableBuilder("实时库存计算表")

dtb.AddDef("供应商", Gettype(String), 8)
dtb.AddDef("原料名称", Gettype(String), 16)
dtb.AddDef("原料代码",Gettype(String), 20)
dtb.adddef("ylggddm",Gettype(String), 26)

dtb.AddDef("原料规格", Gettype(String), 22)
dtb.AddDef("长", Gettype(String), 6)
dtb.AddDef("宽", Gettype(String), 6)
dtb.AddDef("厚", Gettype(String), 6)
dtb.AddDef("含税价",Gettype(Double))
dtb.AddDef("单位重量",Gettype(Double))
dtb.AddDef(zd10, GetType(Double))
dtb.AddDef(zd11, GetType(Double))
dtb.AddDef(zd12, GetType(Double))
dtb.AddDef(zd1,Gettype(Double))
dtb.AddDef(zd2,Gettype(Double))
dtb.AddDef(zd3,Gettype(Double))
dtb.AddDef(zd4,Gettype(Double))
dtb.AddDef(zd5,Gettype(Double))
dtb.AddDef(zd6,Gettype(Double))
dtb.AddDef(zd7,Gettype(Double))
dtb.AddDef(zd8,Gettype(Double))
dtb.AddDef(zd9,Gettype(Double))

dtb.Build()
\'以下是计算部分

DataTables("ylqcb").LoadFilter = ""
DataTables("ylqcb").Load
DataTables("ylrkb").LoadFilter = ""
DataTables("ylrkb").Load
DataTables("ylckb").LoadFilter = ""
DataTables("ylckb").Load

For Each nm As String In DataTables("ylqcb").GetValues("ylggddm")
Dim dr As DataRow = DataTables("实时库存计算表").find("ylggddm=\'" & nm & "\'")

If dr Is Nothing Then
dr =DataTables("实时库存计算表").AddNew()
Dim pr As DataRow = DataTables("ylqcb").find("ylggddm=\'" & nm & "\'")
If pr IsNot Nothing Then
dr("供应商") = pr("供应商")
dr("原料名称") = pr("ylmc")
dr("原料规格") =pr("原料规格")
dr("ylggddm")=nm
dr("原料代码") = pr("yldm")
dr("长") = pr("长")
dr("宽") = pr("宽")
dr("厚") = pr("厚")
dr("含税价")=pr("含税价")
dr("单位重量")=pr("单位重量")

End If
End If

Next

For Each nm As String In DataTables("ylrkb").GetValues("ylggddm")
Dim dr As DataRow = DataTables("实时库存计算表").find("ylggddm=\'" & nm & "\'")

If dr Is Nothing Then
dr =DataTables("实时库存计算表").AddNew()
Dim wr As DataRow = DataTables("ylrkb").find("ylggddm=\'" & nm & "\'")
If wr IsNot Nothing Then
dr("供应商") = wr("供应商")
dr("原料名称") = wr("ylmc")
dr("原料规格") =wr("原料规格")
dr("ylggddm")=nm
dr("原料代码") = wr("yldm")
dr("长") = wr("长")
dr("宽") = wr("宽")
dr("厚") = wr("厚")
dr("含税价")=wr("含税价")
dr("单位重量")=wr("单位重量")

End If
End If

Next

For Each nm As String In DataTables("实时库存计算表").GetValues("ylggddm")
Dim dr As DataRow = DataTables("实时库存计算表").find("ylggddm=\'" & nm & "\'")
dr("期初_数量") = DataTables("ylqcb").Compute("Sum(期初_数量)","[ylggddm] = \'" & dr("ylggddm") & "\'")
dr("期初_重量") = DataTables("ylqcb").Compute("Sum(期初_重量)","[ylggddm] = \'" & dr("ylggddm") & "\'")
dr("期初_含税额") = DataTables("ylqcb").Compute("Sum(期初_含税额)","[ylggddm] = \'" & dr("ylggddm") & "\'")

dr("入库_数量") = DataTables("ylrkb").Compute("Sum(入库_数量)","[ylggddm] = \'" & dr("ylggddm") & "\'")

dr("入库_重量") = DataTables("ylrkb").Compute("Sum(入库_重量)","[ylggddm] = \'" & dr("ylggddm") & "\'")

dr("入库_含税额") = DataTables("ylrkb").Compute("Sum(入库_含税额)","[ylggddm] = \'" & dr("ylggddm") & "\'")

dr("出库_数量") = DataTables("ylckb").Compute("Sum(出库_数量)","[ylggddm] = \'" & dr("ylggddm") & "\'")

dr("出库_重量") = DataTables("ylckb").Compute("Sum(出库_重量)","[ylggddm] = \'" & dr("ylggddm") & "\'")

dr("出库_含税额") = DataTables("ylckb").Compute("Sum(出库_含税额)","[ylggddm] = \'" & dr("ylggddm") & "\'")


dr("库存_数量") = dr("期初_数量") + dr("入库_数量") - dr("出库_数量")
If dr("库存_数量") = 0 Then
dr("库存_数量") = Nothing
End If
dr("库存_重量") = dr("期初_重量") + dr("入库_重量") - dr("出库_重量")
If dr("库存_重量") = 0 Then
dr("库存_重量") = Nothing
End If


dr("库存_含税额")=dr("期初_含税额")+dr("入库_含税额")-dr("出库_含税额")
If dr("库存_含税额") = 0 Then
dr("库存_含税额") = Nothing
End If
If dr("库存_数量") = 0 AndAlso dr("库存_重量") = 0 AndAlso dr("库存_含税额") = 0 Then

   CurrentTable.Current.Delete()
End If

Next

messagebox.show("计算完毕","提示!")
MainTable=Tables("实时库存计算表")

--  作者：有点蓝
--  发布时间：2022/9/9 10:30:00
--

If dr("库存_数量") = 0 AndAlso dr("库存_重量") = 0 AndAlso dr("库存_含税额") = 0 Then
dr.Delete()
End If