javascript cookies:javascript cookies 存、取、删除

<script>
//写cookies函数 作者：翟振凯
function SetCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{
    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();
}
function getCookie(name)//取cookies函数       
{
    var arr = document.cookie.match(new RegExp("(^ )"+name+"=([^;]*)(;$)"));
     if(arr != null) return unescape(arr[2]); return null;
}
function delCookie(name)//删除cookie
{
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}
SetCookie ("xiaoqi", "3")
alert(getCookie('xiaoqi'));
</script>
本文链接http://www.cxybl.com/html/wyzz/JavaScript_Ajax/20120721/32074.html