防止一般的採集以及小偷讀取,加在頂部。
同理,可以改造成JS腳本。
<%
Dim AppealNum,AppealCount
AppealNum=10 '同一IP60秒內請求限制10次
AppealCount=Request.Cookies("AppealCount")
If AppealCount="" Then
response.Cookies("AppealCount")=1
AppealCount=1
response.cookies("AppealCount").expires=dateadd("s",60,now())
Else
response.Cookies("AppealCount")=AppealCount+1
response.cookies("AppealCount").expires=dateadd("s",60,now())
End If
if int(AppealCount)>int(AppealNum) then
response.write "抓取很累,一會兒吧!"
response.end
End If
%>