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Mar 9

ASP可逆算法 不指定

tommyhu , 14:28 , ASP , Comments(0) , Trackbacks(0) , Reads(7556) , Via Original Large | Medium | Small
unction encrypt(ecode)
  Dim texts
  dim i

  for i=1 to len(ecode)
  texts=texts & chr(asc(mid(ecode,i,1))+i)
  next
        encrypt = texts
  end function
  function decrypt(dcode)
    dim texts
  dim i
  for i=1 to len(dcode)
  texts=texts & chr(asc(mid(dcode,i,1))-i)
  next
  decrypt=texts
  end function
  function mistake(preString)
        Dim texts
        Dim seed
        Dim i,length
        prestring = trim(preString)
      length = len(preString)
      seed = length
      Randomize(length)
      texts = ""
      for i = 1 to length
            seed = int(94*rnd(-asc(mid(preString,i,1))-seed*asc(right(prestring,1)))+32)
            texts = texts & chr(seed) & chr(int(94*rnd(-seed)+32))
      next
  dim dist
  dist=""
  for i = 1 to len(texts)
   if mid(texts,i,1)<>"'"  then
      dist=dist+mid(texts,i,1)
      end if
     next
     mistake = dist
  end function



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