经费统计求和.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[10-8]读文件并统计求和"
   ClientHeight    =   2505
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   5175
   LinkTopic       =   "Form1"
   ScaleHeight     =   2505
   ScaleWidth      =   5175
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox Text1 
      Height          =   615
      Left            =   3000
      TabIndex        =   4
      Top             =   600
      Width           =   1935
   End
   Begin VB.ListBox List1 
      Height          =   1680
      ItemData        =   "三角函数计算.frx":0000
      Left            =   240
      List            =   "三角函数计算.frx":0002
      TabIndex        =   2
      Top             =   600
      Width           =   2175
   End
   Begin VB.CommandButton Command1 
      Caption         =   "运行"
      Height          =   615
      Left            =   3000
      TabIndex        =   0
      Top             =   1680
      Width           =   1935
   End
   Begin VB.Label Label2 
      Caption         =   "经费总和为："
      Height          =   375
      Left            =   3000
      TabIndex        =   3
      Top             =   240
      Width           =   1815
   End
   Begin VB.Label Label1 
      Caption         =   "从文件读数据，显示并相加"
      Height          =   375
      Left            =   240
      TabIndex        =   1
      Top             =   240
      Width           =   2415
   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 sum As Long
  Open "d:\outlayi.txt" For Input As #1
     '从文件读出每次报销经费,显示并相加
  sum = 0
  Do While Not EOF(1)
    Input #1, n
    List1.AddItem n
    sum = sum + n
  Loop
  Close #1
  Text1.Text = Str(sum)
     '把计算结果(总和)写入文件d:\outlay0.txt
  Open "d:\outlay0.txt" For Output As #1
  Print #1, "经费总和为： "; sum
  Close #1
End Sub