form1.frm

Visual Basic程序设计视频教程

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   3195
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   3195
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "Command1"
      Height          =   975
      Left            =   960
      TabIndex        =   0
      Top             =   960
      Width           =   2535
   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 num As Integer
    
    Dim indiv As Integer    '个位
    Dim ten As Integer      '十位
    Dim hundred As Integer  '百位
    Dim thousand As Integer '千位
    Dim place As Integer    '位数
    
    num = Val(InputBox("请输入一个正整数(0~9999)"))
    
    '确定位数
    If num > 999 Then
        place = 4
    ElseIf num > 99 Then
        place = 3
    ElseIf num > 9 Then
        place = 2
    Else
        place = 1
    End If
    
    '确定各位数的数字
    thousand = num \ 1000
    hundred = (num - thousand * 1000) \ 100    '百位数
    ten = (num - thousand * 1000 - hundred * 100) \ 10 '十位数
    indiv = num - thousand * 1000 - hundred * 100 - ten * 10
    '各位数
    
    '正序、逆序输出各位数
    Select Case place
    Case 4
        Print thousand, hundred, ten, indiv
        Print indiv, ten, hundred, thousand
    Case 3
        Print hundred, ten, indiv
        Print indiv, ten, hundred
    Case 2
        Print ten, indiv
        Print indiv, ten
    Case 1
        Print indiv
        Print indiv
    End Select
End Sub