Dim bd1 As New GroupTableBuilder("统计表1",DataTables("账户管理"))
Dim dt1 As fxDataSource
bd1.Groups.AddDef("账户名称") '根据型号分组
bd1.Totals.AddDef("初始金额") '对金额进行统计
dt1 = bd1.BuildDataSource()
Dim bd2 As New GroupTableBuilder("统计表2",DataTables("支出明细"))
Dim dt2 As fxDataSource
bd2.Groups.AddDef("支出账户","账户名称") '根据型号分组
bd2.Totals.AddDef("金额","支出金额") '对金额进行统计
dt2 = bd2.BuildDataSource()
Dim bd3 As New GroupTableBuilder("统计表3",DataTables("收入"))
Dim dt3 As fxDataSource
bd3.Groups.AddDef("收入账户","账户名称") '根据型号分组
bd3.Totals.AddDef("金额","收入金额") '对金额进行统计
dt3 = bd3.BuildDataSource()
dt1.Combine("账户名称",dt2,"账户名称") '将销售统计数据组合到进货统计数据
dt1.Combine("账户名称",dt3,"账户名称") '将退货统计数据组合到进货统计数据
dt1.Show("统计表1") '显示统计结果
DataTables("统计表1").DataCols.Add("余额",Gettype(Double),"初始金额 + 收入金额 - 支出金额")
参考:
http://www.foxtable.com/help/topics/2305.htm