cookie限制一個ip30分鐘投票

2013/2/7 10:58:271631 閱讀

 getIP = Request.ServerVariables(“HTTP_X_FORWARDED_FOR”)
If getIP = “” Then getIP = Request.ServerVariables(“REMOTE_ADDR”)
 if Request.Cookies(“mycookie”)(“userip”)<>”” then
Response.Write “<script>alert(‘一個IP地址只能投一次票，謝謝您的參與！’);window.close();</script>”
response.End()
else
Response.Cookies(“mycookie”)(“userip”)=getIP
Response.Cookies(“mycookie”).Expires=DateAdd(“n”, 30, Now())
end if

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