js实现动态显示时间效果

 

        var nowTime ;

        function play(){

        var time = new Date();

        nowTime  =  time.getFullYear()+"年"+time.getMonth()+"月"+time.getDate()+"日"+time.getHours()+"时"+time.getMinutes()+"分"+time.getSeconds()+"秒";

        document.getElementById("d").innerHTML = nowTime;

        }

        setInterval(play,1000);