form1.frm

针对输入的数值

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   3090
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   3090
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "Command1"
      Height          =   975
      Left            =   1170
      TabIndex        =   0
      Top             =   810
      Width           =   2565
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Public Function cTon(ByVal sInNum As String, ByVal n As Double) As String
'转换至n进制(n<=36)
  Dim dx As Double, iX As Long
  Const sNum As String = "0123456789ABCDEFGHIJKLMNoPQRSTUVWXYZ"
  
  If Not (Len(sInNum) > 0 And Len(sInNum) <= 15 And n > 0 And n <= 36) Then Exit Function
  
  dx = CDbl(sInNum)
  Do While dx > 0
    iX = dx - Int(dx / n) * n + 1           'iX = dX Mod n +1 用Mod会溢出
    cTon = Mid$(sNum, iX, 1) & cTon
    dx = Int(dx / n)
  Loop
End Function

Private Sub Command1_Click()
MsgBox cTon("100", 8)
End Sub