主题：[求助]横向展开表数据问题

参考

http://www.foxtable.com/webhelp/scr/2965.htm

Dim y As Integer = Date.Today.Year
Dim dt1 As Date = DataTables("order").Compute("min(日期)")
Dim dt2 As Date = DataTables("order").Compute("max(日期)")

Dim ndt As new DataTableBuilder("订单表")
ndt.AddDef("客户", Gettype(String),150)
ndt.AddDef("产品", Gettype(String))
Dim dt_temp = dt1
Do While dt_temp <= dt2
    ndt.AddDef(dt_temp, Gettype(Double), "", dt_temp) '& "_" & WeekDayName(dt_temp.DayOfWeek+1))  'Output.Show(WeekDayName(d.DayOfWeek))
    dt_temp = dt_temp.AddDays(1)
Loop

Dim t As Table = e.Form.Controls("Table1").Table
t.DataSource = ndt.BuildDataSource

Dim dt As DataTable = DataTables("order")

For Each kh  As String In dt.GetValues("客户号", "日期 >= #" & dt1 & "# and 日期 <= #" & dt2 & "#")
    Dim nr As Row = t.AddNew
    nr("客户") = kh
    For Each dr As DataRow In dt.Select("客户号 = '" & kh & "' and 日期 >= #" & dt1 & "# and 日期 <= #" & dt2 & "#")
        nr(dr("日期")) += dr("数量")
    Next
Next

t.AllowEdit = True

Dim y As Integer = Date.Today.Year
Dim dt1 As Date = DataTables("order").Compute("min(日期)")
Dim dt2 As Date = DataTables("order").Compute("max(日期)")

Dim ndt As new DataTableBuilder("订单表")
ndt.AddDef("客户", Gettype(String),150)
ndt.AddDef("产品", Gettype(String))
Dim dt_temp = dt1
Do While dt_temp <= dt2
    ndt.AddDef(dt_temp, Gettype(Double), "", dt_temp) '& "_" & WeekDayName(dt_temp.DayOfWeek+1))  'Output.Show(WeekDayName(d.DayOfWeek))
    dt_temp = dt_temp.AddDays(1)
Loop

Dim t As Table = e.Form.Controls("Table1").Table
t.DataSource = ndt.BuildDataSource

Dim dt As DataTable = DataTables("order")

For Each kh  As String() In dt.GetValues("客户号|产品", "日期 >= #" & dt1 & "# and 日期 <= #" & dt2 & "#")
    Dim nr As Row = t.AddNew
    nr("客户") = kh(0)
    nr("产品") = kh(1)
    For Each dr As DataRow In dt.Select("客户号 = '" & kh(0) & "' and 产品 = '" & kh(1) & "' and 日期 >= #" & dt1 & "# and 日期 <= #" & dt2 & "#")
        nr(dr("日期")) += dr("数量")
    Next
Next

t.AllowEdit = True