日期:2008-10-09 浏览次数:21136 次
  说明:通过随机产生密码,然后将密码EMail给注册用户,你可以确认用户的EMail填写是否正确。自动产生的密码往往安全性更高,同时,你可以过滤那些无效的用户。
                       把下面的代码保存为random.asp文件:
<%
                Sub StrRandomize(strSeed)
                   Dim i, nSeed 
                   nSeed = CLng(0)
     For i = 1 To Len(strSeed)
       nSeed = nSeed Xor ((256 * ((i - 1) Mod 4) * AscB(Mid(strSeed, i, 1))))
     Next
  Randomize nSeed
                End Sub
Function GeneratePassword(nLength)
                       Dim i, bMadeConsonant, c, nRnd
  Const strDoubleConsonants = "bdfglmnpst"
                       Const strConsonants = "bcdfghklmnpqrstv"
                   Const strVocal = "aeiou"
  GeneratePassword = ""
                       bMadeConsonant = False
  For i = 0 To nLength
                         nRnd = Rnd
                     If GeneratePassword <> "" AND (bMadeConsonant <> True) AND (nRnd < 0.15) Then
                       c = Mid(strDoubleConsonants, Int(Len(strDoubleConsonants) * Rnd + 1), 1)
         c = c & c
     i = i + 1
         bMadeConsonant = True
       Else
         If (bMadeConsonant <> True) And (nRnd < 0.95) Then
           c = Mid(strConsonants, Int(Len(strConsonants) * Rnd + 1), 1)
           bMadeConsonant = True
         Else
           c = Mid(strVocal,Int(Len(strVocal) * Rnd + 1), 1)
           bMadeConsonant = False
         End If
       End If
       GeneratePassword = GeneratePassword & c
     Next
  If Len(GeneratePassword) > nLength Then
                         GeneratePassword = Left(GeneratePassword, nLength)
     End If
  End Function
  %>
                       然后在你的目标程序中这样调用上面的代码,就可以实现密码的自动生成:(仅仅是一个例子,你可以把他们粘贴到一个Test.asp的文件中,然后运行Test.asp)
<!--include file="random.asp" -->
<%
                '产生一个六位的密码