vue.JS怎么样显示时间

//显示当前时间（年月日时分秒）

   timeFormate(timeStamp) {

     let year = new Date(timeStamp).getFullYear();

     let month =new Date(timeStamp).getMonth() + 1 < 10? "0" + (new Date(timeStamp).getMonth() + 1): new Date(timeStamp).getMonth() + 1;

     let date =new Date(timeStamp).getDate() < 10? "0" + new Date(timeStamp).getDate(): new Date(timeStamp).getDate();

     let hh =new Date(timeStamp).getHours() < 10? "0" + new Date(timeStamp).getHours(): new Date(timeStamp).getHours();

     let mm =new Date(timeStamp).getMinutes() < 10? "0" + new Date(timeStamp).getMinutes(): new Date(timeStamp).getMinutes();

     let ss =new Date(timeStamp).getSeconds() < 10? "0" + new Date(timeStamp).getSeconds(): new Date(timeStamp).getSeconds();

     this.nowTime = year + "年" + month + "月" + date +"日"+" "+hh+":"+mm+':'+ss ;

   },

   nowTimes(){

     this.timeFormate(new Date());

     setInterval(this.nowTimes,1000);

     this.clear()

   },

   clear(){

     clearInterval(this.nowTimes)

     this.nowTimes = null;

   }