易截截图软件、单文件、免安装、纯绿色、仅160KB

MD5 加密算法 VB 实现代码

虽然现在MD5 加密算法严格来讲已经不算安全,但一般小功能或公司内部使用应该足够了 
Attribute VB_Name = "modMd5"
' MODULE:       CMD5
'*******************************************************************************
Option Explicit
Public Const BITS_TO_A_BYTE  As Long = 8
Public Const BYTES_TO_A_WORD As Long = 4
Public Const BITS_TO_A_WORD  As Long = BYTES_TO_A_WORD * BITS_TO_A_BYTE
Public m_lOnBits(0 To 30) As Long
Public m_l2Power(0 To 30) As Long
Public Function MD5_Encrypt(ByVal sText As String) As String
MD5_Init
MD5_Encrypt = MD5(sText)
End Function
'*******************************************************************************
' Class_Initialize (SUB)
'
' DESCRIPTION:
' We will usually get quicker results by preparing arrays of bit patterns and
' powers of 2 ahead of time instead of calculating them every time, unless of
' course the methods are only ever getting called once per instantiation of the
' class.
'*******************************************************************************
Public Sub MD5_Init()
    ' Could have done this with a loop calculating each value, but simply
    ' assigning the values is quicker - BITS SET from RIGHT
    m_lOnBits(0) = 1            ' 00000000000000000000000000000001
    m_lOnBits(1) = 3            ' 00000000000000000000000000000011
    m_lOnBits(2) = 7            ' 00000000000000000000000000000111
    m_lOnBits(3) = 15           ' 00000000000000000000000000001111
    m_lOnBits(4) = 31           ' 00000000000000000000000000011111
    m_lOnBits(5) = 63   &nb


相关文档:

VB FTP上传和下载模块

Option Explicit
Private Const INTERNET_OPEN_TYPE_DIRECT = 1
Private Const scuseragent = "vb wininet"
Private Const INTERNET_FLAG_PASSIVE = &H8000000
'调用设置环境
Private Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" (ByVal sAgent As String, ByVal lAccessType As Long ......

vb自动关机程序

Private Declare Function ExitWindowsEx Lib "user32" (ByVal uFlags As Long, ByVal dwReserved As Long) As Long
Private Const EWX_LOGOFF = 0
Private Const EWX_SHUTDOWN = 1
Private Const EWX_REBOOT = 2
Private Const EWX_FORCE = 4
Private closeTime As String
Sub AdjustTokenPrivilegesForNT()
  ......

VB正则表达式

如果原来没有使用过正则表达式,那么可能对这个术语和概念会不太熟悉。不过,它们并不是您想象的那么新奇。
请回想一下在硬盘上是如何查找文件的。您肯定会使用 ? 和 * 字符来帮助查找您正寻找的文件。? 字符匹配文件名中的单个字符,而 * 则匹配一个或多个字符。一个如 'data?.dat' 的模式可以找到下述文件:
data1.dat ......

VB登陆163邮箱

添加2个text,一个command,一个 WebBrowser
Dim vDoc, vTag
Dim i As Integer
Private Sub Command1_Click()
Set vDoc = WebBrowser1.Document
For i = 0 To vDoc.All.length - 1
If UCase(vDoc.All(i).tagName) = "INPUT" Then
Set vTag = vDoc.All(i)
If vTag.Type = "text" Then
Select Case vTag.Nam ......

VB与C#互转工具

http://www.carlosag.net/Tools/CodeTranslator/ 这个也许学计算机的哥哥姐姐们会用得到,,就转了希望多多支持哦 西西  用得到就顶哦
差点忘了哦    ,藕还有一个sql的插件很好用的呀。。。。有想要的就留言下要咯。。。。。 ......
© 2009 ej38.com All Rights Reserved. 关于E健网联系我们 | 站点地图 | 赣ICP备09004571号