form1.frm

上传的包含两个文件

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 Command3 
      Caption         =   "关闭"
      Height          =   495
      Left            =   3360
      TabIndex        =   8
      Top             =   2400
      Width           =   975
   End
   Begin VB.CommandButton Command2 
      Caption         =   "清除"
      Height          =   495
      Left            =   1800
      TabIndex        =   7
      Top             =   2400
      Width           =   975
   End
   Begin VB.CommandButton Command1 
      Caption         =   "计算"
      Height          =   495
      Left            =   240
      TabIndex        =   6
      Top             =   2400
      Width           =   975
   End
   Begin VB.TextBox Text3 
      Height          =   375
      Left            =   1440
      TabIndex        =   5
      Top             =   1200
      Width           =   1095
   End
   Begin VB.TextBox Text2 
      Height          =   375
      Left            =   1440
      TabIndex        =   4
      Top             =   720
      Width           =   1095
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Left            =   1440
      TabIndex        =   3
      Top             =   240
      Width           =   1095
   End
   Begin VB.Label Label3 
      Caption         =   "结果"
      Height          =   255
      Left            =   240
      TabIndex        =   2
      Top             =   1320
      Width           =   735
   End
   Begin VB.Label Label2 
      Caption         =   "加数"
      Height          =   255
      Left            =   240
      TabIndex        =   1
      Top             =   720
      Width           =   735
   End
   Begin VB.Label Label1 
      Caption         =   "被加数"
      Height          =   255
      Left            =   240
      TabIndex        =   0
      Top             =   240
      Width           =   735
   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 add1   As String
Dim add2   As String
add1 = Text1.Text
add2 = Text2.Text
Text3.Text = add1 + add2
End Sub

Private Sub Command2_Click()
Text1.Text = " "
Text2.Text = " "
Text3.Text = " "
End Sub

Private Sub Command3_Click()
End
End Sub