lucy.frm

Visual Basic课程举例1 有很好的例题

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Lucy的难题"
   ClientHeight    =   5385
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   8130
   LinkTopic       =   "Form1"
   ScaleHeight     =   5385
   ScaleWidth      =   8130
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox TxtS 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   6600
      Locked          =   -1  'True
      TabIndex        =   8
      Top             =   4800
      Width           =   1335
   End
   Begin VB.TextBox TxtB 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   2520
      MaxLength       =   9
      TabIndex        =   4
      Top             =   4800
      Width           =   1215
   End
   Begin VB.TextBox TxtA 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   600
      MaxLength       =   9
      TabIndex        =   3
      Top             =   4800
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      BackColor       =   &H0080C0FF&
      Caption         =   "计算"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   3960
      Style           =   1  'Graphical
      TabIndex        =   0
      Top             =   4800
      Width           =   975
   End
   Begin VB.Label Label6 
      BackColor       =   &H00C0E0FF&
      Caption         =   $"Lucy.frx":0000
      Height          =   1455
      Left            =   240
      TabIndex        =   9
      Top             =   3120
      Width           =   7695
   End
   Begin VB.Label Label5 
      Alignment       =   2  'Center
      BackColor       =   &H0080FFFF&
      Caption         =   "S的反转数"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   5040
      TabIndex        =   7
      Top             =   4800
      Width           =   1455
   End
   Begin VB.Label Label4 
      Alignment       =   2  'Center
      BackColor       =   &H0080FFFF&
      Caption         =   "B"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   2040
      TabIndex        =   6
      Top             =   4800
      Width           =   375
   End
   Begin VB.Label Label3 
      Alignment       =   2  'Center
      BackColor       =   &H00FFC0FF&
      Caption         =   "第二届""我为程序狂""南开大学程序设计竞赛 (NKPC2)比赛试题(1)"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   240
      TabIndex        =   5
      Top             =   120
      Width           =   7695
   End
   Begin VB.Label Label2 
      Alignment       =   2  'Center
      BackColor       =   &H0080FFFF&
      Caption         =   "A"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   120
      TabIndex        =   2
      Top             =   4800
      Width           =   375
   End
   Begin VB.Label Label1 
      BackColor       =   &H00FFFF80&
      Caption         =   $"Lucy.frx":0108
      Height          =   2535
      Left            =   240
      TabIndex        =   1
      Top             =   480
      Width           =   7695
   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()
    If Not IsNumeric(TxtA.Text) Or Not IsNumeric(TxtB.Text) Then TxtS.Text = "请输入数字": Exit Sub
    TxtS.Text = CStr(Val(StrReverse(Format(Val(StrReverse(TxtA.Text)) + Val(StrReverse(TxtB.Text))))))
End Sub