Javascript 时间比较

    function datechange(obj) {
        var myDate = new Date();
        var dangqiandate = myDate.getFullYear() + "-" + (myDate.getMonth() + 1) + "-" + myDate.getDate();
        var starttime = new Date(Date.parse(obj.replace(/-/g, "/"))).getTime();
        var endtime = new Date(Date.parse(dangqiandate.replace(/-/g, "/"))).getTime();
        if (starttime > endtime) {
            return 1;
        }
        else {
            return 2;
        }
    }