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主题:组合统计

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组合统计  发帖心情 Post By:2014/6/26 20:40:00 [只看该作者]

老师:你好!

     在组合统计结果中增加一个期初数量和期初金额列
Dim Filter As String

With e.Form.Controls("日期")
    If .Value Is Nothing Then
        Return
    End If
End With
Dim curD As Date=e.Form.Controls("日期").Value '当前日期
Dim lastD As Date =e.Form.Controls("日期").Value.AddMonths(-1) '上一个月的日期
Dim lastD2 As New Date(lastD.Year, lastD.Month, Date.DaysInMonth(lastD.Year,lastD.Month)) '上个月的最后一天

If Filter >"" Then
    Filter = Filter & " And "
End If
Filter = Filter & "日期 <= #" & curD & "#" & " And 日期 > #" & lastD2 & "#"

Dim bd1 As New GroupTableBuilder("统计表1",DataTables("进货"))
Dim dt1 As fxDataSource
bd1.Groups.AddDef("型号") '根据型号分组
bd1.Totals.AddDef("进货_数量","进货_数量") '对数量进行统计
bd1.Totals.AddDef("进货_金额","进货_金额") '对金额进行统计
bd1.Filter = Filter
dt1 = bd1.BuildDataSource()
Dim bd2 As New GroupTableBuilder("统计表2",DataTables("销售"))
Dim dt2  As fxDataSource
bd2.Groups.AddDef("型号") '根据型号分组
bd2.Totals.AddDef("销售_数量","销售_数量") '对数量进行统计
bd2.Totals.AddDef("销售_金额","销售_金额") '对金额进行统计
bd2.Totals.AddExp("期初_金额","期初_金额") '对金额进行统计
bd2.Filter = Filter
dt2 = bd2.BuildDataSource()
Dim bd3 As New GroupTableBuilder("统计表3",DataTables("退货"))
Dim dt3 As fxDataSource
bd3.Groups.AddDef("型号") '根据型号分组
bd3.Totals.AddDef("退货_数量","退货_数量") '对数量进行统计
bd3.Totals.AddDef("退货_金额","退货_金额") '对金额进行统计
bd3.Filter = Filter
dt3 = bd3.BuildDataSource()
dt1.Combine("型号",dt2,"型号") '将销售统计数据组合到进货统计数据
dt1.Combine("型号",dt3,"型号") '将退货统计数据组合到进货统计数据
Tables("统计_Table1").DataSource = dt1 '将统计结果绑定到Table

With DataTables("统计_Table1").DataCols  '用表达式列计算库存数据
    .Add("期初_数量",Gettype(Double), "IsNull([进货_数量],0) - ISNULL([销售_数量],0) - ISNULL([退货_数量],0)")
    .Add("期初_金额",Gettype(Double), "IsNull([进货_金额],0) - ISNULL([销售_金额],0) - ISNULL([退货_金额],0)")
End With
'上面代码为统计期初数据

'下面代码为统计当期发生额
Filter = Filter & "日期 <= #" & curD & "#" 

Dim bd1 As New GroupTableBuilder("统计表1",DataTables("进货"))

Dim dt1 As fxDataSource
bd1.Groups.AddDef("型号") '根据型号分组
bd1.Totals.AddDef("进货_数量","进货_数量") '对数量进行统计
bd1.Totals.AddDef("进货_金额","进货_金额") '对金额进行统计
bd1.Filter = Filter
dt1 = bd1.BuildDataSource()
Dim bd2 As New GroupTableBuilder("统计表2",DataTables("销售"))
Dim dt2  As fxDataSource
bd2.Groups.AddDef("型号") '根据型号分组
bd2.Totals.AddDef("销售_数量","销售_数量") '对数量进行统计
bd2.Totals.AddDef("销售_金额","销售_金额") '对金额进行统计
bd2.Totals.AddExp("期初_金额","期初_金额") '对金额进行统计
bd2.Filter = Filter
dt2 = bd2.BuildDataSource()

Dim bd3 As New GroupTableBuilder("统计表3",DataTables("退货"))
Dim dt3 As fxDataSource
bd3.Groups.AddDef("型号") '根据型号分组
bd3.Totals.AddDef("退货_数量","退货_数量") '对数量进行统计
bd3.Totals.AddDef("退货_金额","退货_金额") '对金额进行统计
bd3.Filter = Filter
dt3 = bd3.BuildDataSource()

dt1.Combine("型号",dt2,"型号") '将销售统计数据组合到进货统计数据
dt1.Combine("型号",dt3,"型号") '将退货统计数据组合到进货统计数据
Tables("统计_Table1").DataSource = dt1 '将统计结果绑定到Table

With DataTables("统计_Table1").DataCols  '用表达式列计算库存数据
    .Add("库存_数量",Gettype(Double), "IsNull([期初_数量],0) - IsNull([进货_数量],0) - ISNULL([销售_数量],0) - ISNULL([退货_数量],0)")
    .Add("库存_金额",Gettype(Double), "IsNull([期初_金额],0) - IsNull([进货_金额],0) - ISNULL([销售_金额],0) - ISNULL([退货_金额],0)")
End With
Tables("统计_Table1").SetColVisibleWidth("型号|80|期初_数量|80|期初_金额|80|进货_数量|80|进货_金额|80|销售_数量|80|进货_金额|80|退货_数量|80|退货_金额|80|库存_数量|80|库存_金额|80")
怎样把期初和当期二次统计合并?

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