practice6_3.frm

来自「深圳大学的vb上机与教学的课件」· FRM 代码 · 共 54 行

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   2025
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4350
   LinkTopic       =   "Form1"
   ScaleHeight     =   2025
   ScaleWidth      =   4350
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command1 
      Caption         =   "求和"
      Height          =   495
      Left            =   480
      TabIndex        =   1
      Top             =   720
      Width           =   1215
   End
   Begin VB.TextBox Text1 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   1920
      TabIndex        =   0
      Top             =   720
      Width           =   2055
   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()
  a = Val(InputBox("请输入A"))
  n = Val(InputBox("请输入N"))
  Sum = 0
  Item = 0
  For j = 1 To n
    Item = Item * 10 + a
    Sum = Sum + Item
  Next j
  Text1.Text = Sum
End Sub