//(写cookie函数)两个参数，一个是cookie的名子，一个是值 function setCookie(name, value) { var Days = 30; //此 cookie 将被保存 30 天 var exp = new Date();//new Date("December 31, 9998"); exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000); document.cookie = name + "=" + escape(value) + ";expires="
- exp.toGMTString(); }
//取cookies函数
function getCookie(name)
{
var arr = document.cookie
.match(new RegExp("(^| )" + name + "=([^;]*)(;|$)"));
if (arr != null)
return (arr[2]);
return null;
}
//删除cookie function delCookie(name) { var exp = new Date(); exp.setTime(exp.getTime() - 1); var cval = getCookie(name); if (cval != null) document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString(); }
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