Dim b As New CrossTableBuilder("统计表1",dt)
b.HGroups.AddDef("账户")
b.HGroups.AddDef("年")
b.VGroups.AddDef("月")
b.Totals.AddDef("收入")
b.Totals.AddDef("支出")
b.Build
Dim dt As DataTable = DataTables("统计表1")
dt.DataCols.Add("收入合计",Gettype(Double))
dt.DataCols.Add("支出合计",Gettype(Double))
For Each dr As DataRow In dt.DataRows
Dim s1 As Double = 0
Dim s2 As Double = 0
For Each dc As DataCol In dt.DataCols
If dc.Caption Like "*收入*" Then
s1 = s1 + dr(dc.Name)
ElseIf dc.Caption Like "*支出*" Then
s2 = s2 + dr(dc.Name)
End If
Next
dr("收入合计") = s1
dr("支出合计") = s2
Next
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Post By：2021/7/13 11:11:00 [只看该作者]
此主题相关图片如下：hj.png