js如何删除cookie?

Question

js如何删除cookie

Answer 1

设置cookie的时间为过期时间 即可

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function delCookie(name){//为cookie name   var date = new Date();   date.setTime(date.getTime() - 10000);   document.cookie = name + "=a; expires=" + date.toGMTString();}

Answer 2

var dt = new date();
dt.setseconds(dt.getseconds() + 60);
document.cookie =
“cookietest=1; expires=” + dt.togmtstring();
var cookiesenabled =
document.cookie.indexof(“cookietest=”) != -1;
if(!cookiesenabled)
你要去检查的