例7.3.frm

一本学习Visual Basic编程的好书

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
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Form_load()
    Dim a As Single, b As Single, c As Single
    Dim s As Single
    Show
    a = Val(InputBox("输入第一个数"))
    b = Val(InputBox("输入第二个数"))
    c = Val(InputBox("输入第三个数"))
    s = max(a, b)
    Print "三个数中的最大数是:"; max(s, c)
End Sub
Function max(m, n) As Single
    If m > n Then
        max = m
    Else
        max = n
    End If
End Function