计算机考试.frm

这个代码是关于计算机考试的。使用VB编的。比较简单。

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   5835
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   8670
   LinkTopic       =   "Form1"
   ScaleHeight     =   5835
   ScaleWidth      =   8670
   StartUpPosition =   3  '窗口缺省
   Begin VB.PictureBox Picture1 
      Height          =   3615
      Left            =   2160
      ScaleHeight     =   3555
      ScaleWidth      =   3195
      TabIndex        =   4
      Top             =   1440
      Width           =   3255
   End
   Begin VB.TextBox txtInput 
      Height          =   735
      Left            =   2880
      TabIndex        =   2
      Top             =   360
      Width           =   1455
   End
   Begin VB.CommandButton cmdMark 
      Caption         =   "计分"
      BeginProperty Font 
         Name            =   "宋体-18030"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   735
      Left            =   6840
      TabIndex        =   1
      Top             =   360
      Width           =   1455
   End
   Begin VB.CommandButton cmdOk 
      BackColor       =   &H00000000&
      Caption         =   "确定"
      BeginProperty Font 
         Name            =   "宋体-18030"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   735
      Left            =   5040
      TabIndex        =   0
      Top             =   360
      Width           =   1455
   End
   Begin VB.Label lalExp 
      Caption         =   "Label1"
      Height          =   735
      Left            =   720
      TabIndex        =   3
      Top             =   360
      Width           =   1455
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim Num1 As Integer, Num2 As Integer '存放操作数
Dim SExp As String
Dim Result As Single     '计算结果
Dim NOK As Integer, NError As Integer '统计计算正确与错误数

Private Sub Text1_Change()

End Sub

Private Sub cmdMark_Click()
Picture1.Print "------------------------------------"
Picture1.Print "一共计算 " & (NOK + NError) & " 道题";
Picture1.Print " 得分 " & Int(NOK / (NOK + NError) * 100)
End Sub

Private Sub cmdOk_Click()
If Val(txtInput) = Result Then
Picture1.Print SExp; txtInput; Tab(10); "√"
NOK = NOK + 1
Else
Picture1.Print SExp; txtInput; Tab(10); "ㄨ"
NError = NError + 1
End If
txtInput = ""
Form_Load
End Sub

Private Sub Form_Load()
Dim NOp As Integer, Op As String * 1
Num1 = Int(10 * Rnd + 1)
Num2 = Int(10 * Rnd + 1)
NOp = Int(4 * Rnd + 1)
Select Case NOp
Case 1
  Op = "+": Result = Num1 + Num2
  Case 2
  Op = "-": Result = Num1 - Num2
  Case 3
  Op = "×": Result = Num1 * Num2
  Case 4
  Op = "÷": Result = Int(Num1 / Num2)
  End Select
  SExp = Num1 & Op & Num2 & "="
  lalExp = SExp
  
End Sub