form1.frm

蒋加伏主编VB程序设计第四版PPT及全部课本源码 北京邮电大学出版社 Visual Basic 程序设计教程（第四版） 主编 蒋加伏 张林峰 找了好久的（不带密码的）

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "例[5-6] 计算购物款"
   ClientHeight    =   1875
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4140
   LinkTopic       =   "Form1"
   ScaleHeight     =   1875
   ScaleWidth      =   4140
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command2 
      Caption         =   "结束"
      Height          =   375
      Left            =   2880
      TabIndex        =   7
      Top             =   1200
      Width           =   975
   End
   Begin VB.CommandButton Command1 
      Caption         =   "开始"
      Height          =   375
      Left            =   2880
      TabIndex        =   6
      Top             =   480
      Width           =   975
   End
   Begin VB.TextBox Text3 
      Height          =   375
      Left            =   1320
      TabIndex        =   5
      Text            =   "Text3"
      Top             =   1200
      Width           =   1215
   End
   Begin VB.TextBox Text2 
      Height          =   375
      Left            =   1320
      TabIndex        =   4
      Text            =   "Text2"
      Top             =   720
      Width           =   1215
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Left            =   1320
      TabIndex        =   3
      Text            =   "Text1"
      Top             =   240
      Width           =   1215
   End
   Begin VB.Label Label3 
      Caption         =   "实付款"
      Height          =   345
      Left            =   240
      TabIndex        =   2
      Top             =   1320
      Width           =   1005
   End
   Begin VB.Label Label2 
      Caption         =   "折  扣"
      Height          =   345
      Left            =   240
      TabIndex        =   1
      Top             =   840
      Width           =   1005
   End
   Begin VB.Label Label1 
      Caption         =   "应付款"
      Height          =   345
      Left            =   240
      TabIndex        =   0
      Top             =   360
      Width           =   1005
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim m As Single, d As Single
m = InputBox("请输应付款：")
Select Case m
Case Is < 250
d = 0
Case Is < 500
d = 0.05
Case Is < 1000
d = 0.075
Case Is < 2000
d = 0.1
Case Else
d = 0.15
End Select
Text1.Text = Str$(m)
Text2.Text = Str$(d)
Text3.Text = Str$(m * (1 - d))
End Sub
Private Sub Command2_Click()
End
End Sub