vue获取近7天或近一个月的日期数组

data(){
            return{
                data1: []
            }
        },
        created() {
            this.dsdd(7)
        },
        methods:{
            getDay(day) {
                var today = new Date();
                var targetday_milliseconds = today.getTime() + 1000 * 60 * 60 * 24 * day;
                today.setTime(targetday_milliseconds);
                var tYear = today.getFullYear();
                var tMonth = today.getMonth();
                var tDate = today.getDate();
                tMonth = this.doHandleMonth(tMonth + 1);
                tDate = this.doHandleMonth(tDate);
                
                let weeks = {
                  "0":'星期日',
                  "1":'星期一',
                  "2":'星期二',
                  "3":'星期三',
                  "4":'星期四',
                  "5":'星期五',
                  "6":'星期六',
                }
            
                // return tYear+"-"+tMonth+"-"+tDate; //年月日
                
                let date = new Date(tYear+"-"+tMonth+"-"+tDate);
                let weekIndex = date.getDay();
                
                let dateObj = {
                    week: weeks[weekIndex],
                    date : tMonth + "月" + tDate + '日'
                }
                return dateObj //月日
            },
            doHandleMonth(month) {
              var m = month;
              if (month.toString().length == 1) {
                m = "0" + month;
              }
              return m;
            },
            dsdd(e) {  //拼接
                this.data1.splice(0);//请控之前的数据
              for (let i = 0; i < e; i++) {
                this.data1.push(this.getDay(i));//-i 代表之前  i代表将来
              }
              
              console.log(this.data1, '最后得到的日期数组')
            }
        }