几种清除 cookie有效方法(js,asp,php)

asp清除cookie

response.cookies("mycookie").expires= (now()+1/24)
response.cookies("mycookie").expires = dateadd("h", 1, now())
response.cookies("cookiename").expires=dateadd("m",60,now())

php cookie

setcookie("memusername") 或 setcookie("memusername","",time()-60*60*24*365);