例4.1.frm

来自「vb编程+从基础到实践光盘代码」· FRM 代码 · 共 30 行

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "例4.1  计算给定数的绝对值"
   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_Click()
    n# = InputBox("输入一个数：", "求绝对值")
    Print MyAbs(n)
End Sub
Public Function MyAbs(dbll As Double) As Double
    If dbll >= 0 Then
        MyAbs = dbll
    Else
        MyAbs = -dbll
    End If
End Function