filters: {
      toChangeDate(e) {
        console.log(new Date(e).getFullYear())
        console.log(new Date(e).getMonth())
        console.log(new Date(e).getDay())
        let dateYear = new Date(e).getFullYear(); //获取年 
        let dateMonth = new Date(e).getMonth()+1<10? '0' + new Date(e).getMonth() : new Date(e).getMonth(); //获取月  
        let dateDate = new Date(e).getDate()<10?'0' + new Date(e).getDate() : new Date(e).getDate(); //获取当日
        
        return dateYear + '-' +  dateMonth + '-' +
          dateDate
      }
    },