检查当前用户是否是搜索引擎蜘蛛
函数代码:
<% Function check(user_agent) allow_agent=split("Baiduspider,Scooter,ia_archiver,Googlebot,bingbot,FAST-WebCrawler,MSNBOT,Slurp,YoudaoBot,Sogou+web+spider",",") check_agent=false For agenti=lbound(allow_agent) to ubound(allow_agent) If instr(lcase(user_agent),lcase(allow_agent(agenti)))>0 then check_agent=true exit for end if Next check=check_agent End function %>
使用方法:
<% user_agent=Request.ServerVariables("HTTP_USER_AGENT") if check(user_agent)=true then response.write("This is a search engine spider!") end if %>