时间戳毫秒、秒转年月日时分秒

  getFullTime = (timeStamp) => { 
    let time = '';
    if(timeStamp> 1640000000){
      const stamp2 = new Date(timeStamp*1000);
      time = Moment(stamp2).format('YYYY-MM-DD HH:mm:ss');
    }else{
      const stamp = new Date(timeStamp);
      time = Moment(stamp).format('YYYY-MM-DD HH:mm:ss');
    }
    return time;
  }