form0606.frm

VB实验教程源码

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "计算平均成绩"
   ClientHeight    =   3780
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4740
   LinkTopic       =   "Form1"
   ScaleHeight     =   3780
   ScaleWidth      =   4740
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox Text3 
      Height          =   495
      Left            =   2400
      TabIndex        =   6
      Top             =   240
      Width           =   1455
   End
   Begin VB.CommandButton Command1 
      Caption         =   "计算"
      Height          =   495
      Left            =   1800
      TabIndex        =   4
      Top             =   3000
      Width           =   1335
   End
   Begin VB.TextBox Text2 
      Height          =   495
      Left            =   2400
      TabIndex        =   3
      Top             =   2160
      Width           =   1455
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   2400
      TabIndex        =   0
      Top             =   1200
      Width           =   1455
   End
   Begin VB.Label Label3 
      Caption         =   "输入学生数"
      Height          =   495
      Left            =   960
      TabIndex        =   5
      Top             =   360
      Width           =   1215
   End
   Begin VB.Label Label2 
      Caption         =   "数学平均成绩"
      Height          =   375
      Left            =   960
      TabIndex        =   2
      Top             =   2280
      Width           =   1335
   End
   Begin VB.Label Label1 
      Caption         =   "语文平均成绩"
      Height          =   375
      Left            =   960
      TabIndex        =   1
      Top             =   1200
      Width           =   1335
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Option Base 1
Private Sub Command1_Click()
'单击计算按钮
    Dim Score1() As Single, Score2() As Single
    Dim i As Integer, j As Integer
    Dim n As Integer
    '输入分数
    ReDim Score1(8): ReDim Score2(8)
    Score1(1) = 98: Score2(1) = 84
    Score1(2) = 82: Score2(2) = 86
    Score1(3) = 76: Score2(3) = 79
    Score1(4) = 66: Score2(4) = 72
    Score1(5) = 88: Score2(5) = 84
    Score1(6) = 82: Score2(6) = 76
    Score1(7) = 75: Score2(7) = 79
    Score1(8) = 60: Score2(8) = 70
    n = Val(Text3.Text)
    Text1.Text = Int(Average(Score1, n) * 100) / 100
    Text2.Text = Int(Average(Score2, n) * 100) / 100
End Sub
Private Function Average(s() As Single, m As Integer) As Single
' 求平均成绩子函数
    Dim i As Integer
    Dim Aver As Single, Sum As Single
    ReDim Preserve s(m)
    For i = 1 To m
        Sum = Sum + s(i)
    Next
    Aver = Sum / m
    Average = Aver
End Function