微信小程序时间显示几分钟前、几小时前、几天前....

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 diaplayTime: function (dateTimeStamp) {
   let newT = dateTimeStamp.replace(/-/g, '/');  //ios时间格式转换时，要求2019/07/04
    var result;
    var minute = 1000 * 60;
    var hour = minute * 60;
    var day = hour * 24;
    var halfamonth = day * 15;
    var month = day * 30;
    var now = new Date().getTime();
    var curTime = new Date(newT); //后端返回的是秒数
    var diffValue = now - curTime;
    //console.log('dateTimeStamp',dateTimeStamp);
    //console.log('diffValue',diffValue);
    if (diffValue < 0) {
      return;
    }
    var monthC = diffValue / month;
    var weekC = diffValue / (7 * day);
    var dayC = diffValue / day;
    var hourC = diffValue / hour;
    var minC = diffValue / minute;
    if (monthC >= 1) {
      if (monthC <= 12)
        result = "" + parseInt(monthC) + "月前";
      else {
        result = "" + parseInt(monthC / 12) + "年前";
      }
    } else if (weekC >= 1) {
      result = "" + parseInt(weekC) + "周前";
    } else if (dayC >= 1) {
      result = "" + parseInt(dayC) + "天前";
    } else if (hourC >= 1) {
      result = "" + parseInt(hourC) + "小时前";
    } else if (minC >= 1) {
      result = "" + parseInt(minC) + "分钟前";
    } else {
      result = "刚刚";
    }
    return result;
  },
//调用
onLoad(){
  var that=this;
  that.diaplayTime(start_time);
},