例8.6.frm

一本学习Visual Basic编程的好书

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   2340
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   2340
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "查询"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   1920
      TabIndex        =   4
      Top             =   1680
      Width           =   975
   End
   Begin VB.TextBox Text1 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   3600
      TabIndex        =   2
      Top             =   360
      Width           =   975
   End
   Begin VB.ListBox List1 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   1020
      Left            =   240
      TabIndex        =   0
      Top             =   360
      Width           =   3255
   End
   Begin VB.Label Label2 
      Caption         =   "平均分"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   3720
      TabIndex        =   3
      Top             =   120
      Width           =   735
   End
   Begin VB.Label Label1 
      Caption         =   "  学号     姓名      成绩"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   120
      TabIndex        =   1
      Top             =   120
      Width           =   3255
   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()
    'Open "c:\my documents\cj2.txt" For Input As #1
    Open "d:\temp\cj2.txt" For Input As #1
    Dim n As String, m As String, s As Integer
    Dim x As String, t As Integer, c As Integer
    t = 0: c = 5
    For i = 1 To c
        Input #1, n, m, s
        x = n + String(2, 32) + m + Str(s)
        List1.AddItem x
        t = t + s
    Next i
    Close #1
    Text1.Text = t / 5
End Sub