frmexitdo.frm

Visual Basic 6 大学教程的代码

VERSION 5.00
Begin VB.Form frmExitDo 
   Caption         =   "Fig. 5.16: Demonstrating Exit Do"
   ClientHeight    =   2025
   ClientLeft      =   2700
   ClientTop       =   1980
   ClientWidth     =   4680
   BeginProperty Font 
      Name            =   "MS Sans Serif"
      Size            =   12
      Charset         =   0
      Weight          =   700
      Underline       =   0   'False
      Italic          =   0   'False
      Strikethrough   =   0   'False
   EndProperty
   LinkTopic       =   "Form1"
   ScaleHeight     =   2025
   ScaleWidth      =   4680
   Begin VB.CommandButton cmdPrint 
      Caption         =   "Print"
      BeginProperty Font 
         Name            =   "MS Sans Serif"
         Size            =   8.25
         Charset         =   0
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   1740
      TabIndex        =   0
      Top             =   1350
      Width           =   1215
   End
End
Attribute VB_Name = "frmExitDo"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
' Fig. 5.16
' Demonstrating Exit Do.
Option Explicit    ' General Declaration

Private Sub cmdPrint_Click()
   Dim x As Integer

   x = 1

   Do
   
      If x = 5 Then
         Exit Do    ' Exit loop only if x = 5
      End If

      Print x & Space$(2);
      x = x + 1
   Loop While x <= 10

   Print "Exited loop at x = " & x
End Sub