frmdemo.frm

用des做的dll,可以在asp中使用

VERSION 5.00
Begin VB.Form frmDemo 
   Caption         =   "Form1"
   ClientHeight    =   3195
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   3195
   ScaleWidth      =   4680
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton Command2 
      Caption         =   "Command2"
      Height          =   525
      Left            =   1980
      TabIndex        =   2
      Top             =   2610
      Width           =   1515
   End
   Begin VB.TextBox Text1 
      Height          =   585
      Left            =   480
      TabIndex        =   1
      Text            =   "Text1"
      Top             =   300
      Width           =   3885
   End
   Begin VB.CommandButton Command1 
      Caption         =   "Command1"
      Height          =   645
      Left            =   1890
      TabIndex        =   0
      Top             =   1680
      Width           =   1605
   End
End
Attribute VB_Name = "frmDemo"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim a As New Des64.Des
Private Sub Command1_Click()
        
         Text1.Text = a.encode(Text1.Text)
       
End Sub

Private Sub Command2_Click()
     Text1.Text = a.decode(Text1.Text)
End Sub