例1.frm

来自「在VB5环境下开发的VB程序集,窗体控件源代码.」· FRM 代码 · 共 47 行

VERSION 5.00
Begin VB.Form FRM8_6_2 
   Caption         =   "例1:Sub(无参数传递)"
   ClientHeight    =   3090
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4680
   BeginProperty Font 
      Name            =   "宋体"
      Size            =   14.25
      Charset         =   134
      Weight          =   400
      Underline       =   0   'False
      Italic          =   0   'False
      Strikethrough   =   0   'False
   EndProperty
   LinkTopic       =   "Form1"
   ScaleHeight     =   3090
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "求圆面积"
      Height          =   735
      Left            =   1080
      TabIndex        =   0
      Top             =   480
      Width           =   2055
   End
End
Attribute VB_Name = "FRM8_6_2"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim r As Single   '模块级变量
Dim S As Single   '模块级变量
Private Sub Command1_Click()
  r = InputBox("请输入园的半径！")
  Call Cir_Area
  MsgBox ("半径为" & r & " ,圆面积为" & S)
  End Sub

Sub Cir_Area()
  S = 3.14159 * r ^ 2
End Sub