<VB数理统计实用算法>书中的算法源程序
源代码在线查看： 指数f2.frm
VERSION 5.00
Begin VB.Form frmCalculate
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "物价指数"
ClientHeight = 3630
ClientLeft = 165
ClientTop = 555
ClientWidth = 4065
LinkTopic = "Form1"
ScaleHeight = 6.403
ScaleMode = 7 'Centimeter
ScaleWidth = 7.17
StartUpPosition = 3 '窗口缺省
Begin VB.CommandButton cmdExit
Caption = "退 出"
Height = 375
Left = 3000
TabIndex = 3
Top = 3000
Width = 855
End
Begin VB.CommandButton cmdSave
Caption = "保 存"
Height = 375
Left = 2040
TabIndex = 2
Top = 3000
Width = 855
End
Begin VB.CommandButton cmdPrint
Caption = "打 印"
Height = 375
Left = 1080
TabIndex = 1
Top = 3000
Width = 855
End
Begin VB.CommandButton cmdCalculate
Caption = "计 算"
Height = 375
Left = 120
TabIndex = 0
Top = 3000
Width = 855
End
Begin VB.Label lblvalue
Appearance = 0 'Flat
BackColor = &H80000005&
ForeColor = &H80000008&
Height = 375
Index = 5
Left = 2520
TabIndex = 15
Top = 2520
Width = 2295
End
Begin VB.Label lblvalue
Appearance = 0 'Flat
BackColor = &H80000005&
ForeColor = &H80000008&
Height = 375
Index = 3
Left = 2520
TabIndex = 14
Top = 1560
Width = 2175
End
Begin VB.Label lbltitle
Alignment = 1 'Right Justify
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "居民消费支出的变化："
ForeColor = &H80000008&
Height = 375
Index = 5
Left = 120
TabIndex = 13
Top = 2520
Width = 2415
End
Begin VB.Label lbltitle
Alignment = 1 'Right Justify
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "居民消费支出的变化："
ForeColor = &H80000008&
Height = 375
Index = 3
Left = 0
TabIndex = 12
Top = 1560
Width = 2535
End
Begin VB.Label lblvalue
Appearance = 0 'Flat
BackColor = &H80000005&
ForeColor = &H80000008&
Height = 375
Index = 4
Left = 2520
TabIndex = 11
Top = 2040
Width = 2295
End
Begin VB.Label lblvalue
Appearance = 0 'Flat
BackColor = &H80000005&
ForeColor = &H80000008&
Height = 375
Index = 2
Left = 2520
TabIndex = 10
Top = 1080
Width = 2295
End
Begin VB.Label lblvalue
Appearance = 0 'Flat
BackColor = &H80000005&
ForeColor = &H80000008&
Height = 375
Index = 1
Left = 2520
TabIndex = 9
Top = 600
Width = 2295
End
Begin VB.Label lblvalue
Appearance = 0 'Flat
BackColor = &H80000005&
ForeColor = &H80000008&
Height = 375
Index = 0
Left = 2520
TabIndex = 8
Top = 120
Width = 2175
End
Begin VB.Label lbltitle
Alignment = 1 'Right Justify
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "报告期加权综合物价指数："
ForeColor = &H80000008&
Height = 375
Index = 4
Left = 120
TabIndex = 7
Top = 2040
Width = 2415
End
Begin VB.Label lbltitle
Alignment = 1 'Right Justify
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "基准期加权综合物价指数："
ForeColor = &H80000008&
Height = 375
Index = 2
Left = 120
TabIndex = 6
Top = 1080
Width = 2415
End
Begin VB.Label lbltitle
Alignment = 1 'Right Justify
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "简单综合指数："
ForeColor = &H80000008&
Height = 375
Index = 1
Left = 120
TabIndex = 5
Top = 600
Width = 2415
End
Begin VB.Label lbltitle
Alignment = 1 'Right Justify
Appearance = 0 'Flat
BackColor = &H80000005&
Caption = "几何平均指数："
ForeColor = &H80000008&
Height = 375
Index = 0
Left = 120
TabIndex = 4
Top = 120
Width = 2415
End
End
Attribute VB_Name = "frmCalculate"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'计算窗体
Dim R(1 To 6) As Double, S(1 To 6) As Single, I As Integer
Dim strFileOut As String, intFileOut As Integer
Private Sub Form_Load()
cmdPrint.Visible = False '“打印”命令按钮不可视
cmdSave.Visible = False '“保存”命令按钮不可视
End Sub
'计算
Private Sub cmdCalculate_Click()
Price_Index P, R '调用标准模块中计算指数的过程
'将计算结果放入标签显示
For I = 1 To 6
S(I) = R(I)
If I = 4 Or I = 6 Then
lblvalue(I - 1).Caption = Str(S(I))
Else
lblvalue(I - 1).Caption = Str(S(I)) & "%"
End If
Next I
cmdPrint.Visible = True '“打印”命令按钮可视
cmdSave.Visible = True '“保存”命令按钮可视
End Sub
'打印
Private Sub cmdPrint_Click()
MsgBox "现在开始打印，请稍侯"
Printer.Print
With Printer
.FontName = "隶书"
.FontSize = 20
End With
Printer.Print Spc(8); "指数计算结果"
With Printer
.FontName = "宋体"
.FontSize = 14
End With
For I = 1 To 6
Printer.Print Spc(8); lbltitle(I - 1).Caption, lblvalue(I - 1).Caption
Next I
Printer.EndDoc
MsgBox "打印文档已交付打印设备，请继续其他工作"
End Sub
'保存
Private Sub cmdSave_Click()
strFileOut = frmFile.txtResult.Text '文件名
intFileOut = FreeFile '取得空闲的文件号码
Open strFileOut For Output As intFileOut
Print #intFileOut, "指数计算结果"
'将计算结果写入文件
For I = 1 To 6
Print #intFileOut, lbltitle(I - 1).Caption; lblvalue(I - 1).Caption
Next I
Close #intFileOut '关闭文件
End Sub
'退出
Private Sub cmdExit_Click()
Unload Me
End
End Sub
