例8-10.frm

来自「蒋加伏主编VB程序设计第四版PPT及全部课本源码 北京邮电大学出版社 」· FRM 代码 · 共 33 行

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "例[8-10]"
   ClientHeight    =   4620
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   6765
   LinkTopic       =   "Form1"
   ScaleHeight     =   4620
   ScaleWidth      =   6765
   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_Click()
  Dim i As Integer, isum As Integer
  For i = 1 To 5              '5次调用函数sum()
    isum = sum(i)
    Print "isum ="; isum,     '在窗体上输出函数返回值
  Next i
End Sub

Private Function sum(n As Integer)
  Dim j As Integer          'j定义为动态变量
 '每调用一次sum函数，j变量初始化为0
  j = j + n
  sum = j                   '函数返回值为n的值
End Function