ASP頁面隨機添加字元實現防複製的代碼_應用技巧

<%
        '作用:文字防複製亂碼 函數
        'Date:2006-3-6
        '作者:blue2004
        '參數str 為原文,str1作者也是你自己,reslut產生亂碼的種子
        Function ReadToCode(str,Str1,result)
                dim name
                dim i,j,k
                If isnull(str) then
                        ReadToCode=""
                        Exit Function
                End If
                Randomize 
                k=instr(str,"</P>")
                Do while k>0
                        result=""
                        for i=0 to 19
                                j=Int(128 * Rnd)+1
                                if j=60 or j=62 then
                                        j=j+1
                                end if
                                result =result&chr(j) ' 產生隨機數。
                        next 
                        result="<span style='DISPLAY: none'>"&result&"</span>"
                        str=replace(str,"</p>",result&"<'/p>",1,1)
                        k=instr(str,"</p>")
                loop
                str=replace(str,"<'/p>","</p>")

                k=instr(str,"<br>")
                Do while k>0
                        result=""
                        for i=0 to 19
                                j=Int(128 * Rnd)+1
                                if j=60 or j=62 then
                                        j=j+1
                                end if
                                result =result&chr(j) ' 產生隨機數。
                        next 
                        result="<span style='DISPLAY: none'>"&result&"</span>"
                        str=replace(str,"<br>",result&"<'br>",1,1)
                        k=instr(str,"<br>")
                loop
                str=replace(str,"<'br>","<br>")
                ReadToCode=str&"<div align=right style='color=gray'>[著作權歸原作者及"&Str1&"共同擁有，轉載請註明出處]</div>"
        End Function


Dim a 
a="嘎嘎，一篇<br>不錯的好<p>文章哦</P><br><P>我艸，，讓你偷。。木　JJ的傢伙,嬲。。</p>"


'Only For Test
response.write (a)

Dim b
'為配合轉換,字串ａ的大小都替換成小寫
b=ReadToCode(LCase(a),"blue2004","www.xxx.com")

'Output
response.write b
%>