form0601_2.frm

VB实验教程源码

VERSION 5.00
Begin VB.Form Form2 
   Caption         =   "计算三角形斜边"
   ClientHeight    =   3090
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4680
   LinkTopic       =   "Form2"
   ScaleHeight     =   3090
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox Text3 
      Height          =   495
      Left            =   1920
      TabIndex        =   6
      Top             =   1440
      Width           =   1095
   End
   Begin VB.CommandButton Command1 
      Caption         =   "计算"
      Height          =   495
      Left            =   1680
      TabIndex        =   4
      Top             =   2280
      Width           =   1095
   End
   Begin VB.TextBox Text2 
      Height          =   495
      Left            =   3360
      TabIndex        =   1
      Top             =   600
      Width           =   975
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   1200
      TabIndex        =   0
      Top             =   600
      Width           =   975
   End
   Begin VB.Label Label3 
      Caption         =   "斜边 c ="
      Height          =   375
      Left            =   960
      TabIndex        =   5
      Top             =   1560
      Width           =   735
   End
   Begin VB.Label Label2 
      Caption         =   "b="
      Height          =   375
      Left            =   2760
      TabIndex        =   3
      Top             =   600
      Width           =   495
   End
   Begin VB.Label Label1 
      Caption         =   "a="
      Height          =   375
      Left            =   480
      TabIndex        =   2
      Top             =   600
      Width           =   495
   End
End
Attribute VB_Name = "Form2"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit


Public Function Function1(ByVal a As Single, ByVal b As Single) As Single
'计算直角斜边函数
    Dim c As Single
    c = Sqr(a ^ 2 + b ^ 2)
    Function1 = c
End Function

Private Sub Command1_Click()
'计算斜边
    Dim a1 As Single, b1 As Single
    a1 = Val(Text1.Text)
    b1 = Val(Text2.Text)
    Text3.Text = Function1(a1, b1)
End Sub