practice5_3.frm

来自「深圳大学的vb上机与教学的课件」· FRM 代码 · 共 140 行

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   3195
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   3000
   LinkTopic       =   "Form1"
   ScaleHeight     =   3195
   ScaleWidth      =   3000
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command1 
      Caption         =   "计算"
      Height          =   495
      Left            =   1080
      TabIndex        =   6
      Top             =   2400
      Width           =   1215
   End
   Begin VB.TextBox Text3 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   960
      Locked          =   -1  'True
      TabIndex        =   4
      Top             =   1680
      Width           =   1215
   End
   Begin VB.TextBox Text2 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   960
      TabIndex        =   1
      Top             =   960
      Width           =   1215
   End
   Begin VB.TextBox Text1 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   960
      TabIndex        =   0
      Top             =   240
      Width           =   1215
   End
   Begin VB.Label Label3 
      Caption         =   "y="
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   480
      TabIndex        =   5
      Top             =   1800
      Width           =   255
   End
   Begin VB.Label Label2 
      Caption         =   "b="
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   480
      TabIndex        =   3
      Top             =   1080
      Width           =   255
   End
   Begin VB.Label Label1 
      Caption         =   "a="
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   480
      TabIndex        =   2
      Top             =   480
      Width           =   255
   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(Text1.Text)
  b = Val(Text2.Text)
  If a > 0 Then
     If b > 0 Then
        y = Log(a) + Log(b)
     Else
        y = Sin(a) + Sin(b)
     End If
  Else
     y = Sin(a) + Cos(b)
  End If
  Text3.Text = Format(y, "0.000")
End Sub