JS存取Cookie值

一：存Cookie

 //存Cookie

 document.cookie = "id=" + escape(value);

　　

二：取Cookie

//提取Cookie值

    function getCookie(name) {

        //取出cookie

        var strCookie = document.cookie;

        //cookie的保存格式是 分号加空格 "; "

        var arrCookie = strCookie.split("; ");

        for (var i = 0; i < arrCookie.length; i++) {

            var arr = arrCookie[i].split("=");

            if (arr[0] == name) {

                return unescape(arr[1]);

            }

        }

        return "";

    }