vue获取本周、上周、本月、三个月或者多个月的计算方式

html样例

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<template> <div class="personalReport_time">   <input type="date" :max="this.endTime" value="" v-model="startTime"/>   <div></div>   <input type="date" :min="startTime" :max="this.maxTime" v-model="endTime"/>  </div>  <ul class="personalReport_date">   <li @click="query('today')">今天</li>   <li @click="query('yesterday')">昨天</li>   <li @click="query('weeks')">本周</li>   <li @click="query('lastWeek')">上周</li>   <li @click="query('month')">本月</li>   <li @click="query('lastMonth')">上月</li>  </ul>  <div>   <button @click="query" class="but">查询</button>  </div>  </template>

　　js点击事件

//获取时间、
//时间解析;
 Time:function(now) {
 let year=new Date(now).getFullYear();
 let month=new Date(now).getMonth()+1;
 let date=new Date(now).getDate();
 if (month < 10) month = "0" + month;
 if (date < 10) date = "0" + date;
 return year+"-"+month+"-"+date
 },
 //本周第一天；
 showWeekFirstDay:function()
 {
 let Nowdate=new Date();
 let WeekFirstDay=new Date(Nowdate-(Nowdate.getDay()-1)*86400000);
 let M=Number(WeekFirstDay.getMonth())+1;
 if(M<10){
  M="0"+M;
 }
 let D=WeekFirstDay.getDate();
 if(D<10){
  D="0"+D;
 }
 return WeekFirstDay.getFullYear()+"-"+M+"-"+D;
 },
 //本周最后一天
 showWeekLastDay:function ()
 {
 let Nowdate=new Date();
 let WeekFirstDay=new Date(Nowdate-(Nowdate.getDay()-1)*86400000);
 let WeekLastDay=new Date((WeekFirstDay/1000+6*86400)*1000);
 let M=Number(WeekLastDay.getMonth())+1;
 if(M<10){
  M="0"+M;
 }
 let D=WeekLastDay.getDate();
 if(D<10){
  D="0"+D;
 }
 return WeekLastDay.getFullYear()+"-"+M+"-"+D;
 },
 //获得某月的天数：
 getMonthDays:function (myMonth){
 let monthStartDate = new Date(new Date().getFullYear(), myMonth, 1);
 let monthEndDate = new Date(new Date().getFullYear(), myMonth + 1, 1);
 let days = (monthEndDate - monthStartDate)/(1000 * 60 * 60 * 24);
 return days;
 },
//点击事件
query:function (way) {
  let self=this;
  this.$refs.pag.currentPage=1;
  this.page=this.$refs.pag.currentPage;
  switch (way){
  case 'today':
   this.startTime=this.maxTime;
   this.endTime=this.maxTime;
   break;
  case 'yesterday':
   this.startTime=this.Time(new Date().getTime()-24*60*60*1000);
   this.endTime=this.Time(new Date().getTime()-24*60*60*1000);
   break;
  case 'weeks':
   this.startTime=this.showWeekFirstDay();
   this.endTime=this.maxTime;
   break;
  case 'lastWeek':
   this.startTime=this.Time(new Date(new Date().getFullYear(), new Date().getMonth(), new Date().getDate()-new Date().getDay()-6));
   this.endTime=this.Time(new Date(new Date().getFullYear(), new Date().getMonth(), new Date().getDate()+(6-new Date().getDay()-6)));
   break;
  case 'month':
   this.startTime=this.Time(new Date(new Date().getFullYear(), new Date().getMonth(),1));
   this.endTime=this.maxTime;
   break;
  case 'lastMonth':
   this.startTime=this.Time(new Date(new Date().getFullYear(),new Date().getMonth()-1,1));
   this.endTime=this.Time(new Date(new Date().getFullYear(),new Date().getMonth()-1,this.getMonthDays(new Date().getMonth()-1)));
   break;
  }
  this.$axios({
  method:'post',
  url:'/inter/user/queryMemberReport',
  data:{
   'account':this.account,
   'baseLotteryId':this.lottersId,
   'startTime':this.startTime,
   'endTime':this.endTime
  }
  }).then(function (data) {
//  console.log(data)
  }).catch(function (error) {
  console.log(error);
  })
 }