function getLocalTime () {
      let date = new Date()
      let dateYear = date.getFullYear() // 获取年
      let dateMonth = date.getMonth() + 1 // 获取月
      let dateDate = date.getDate() // 获取日
      // let dateDay = date.getDay() // 获取当天星期
      // let dateHours = date.getHours() // 获取小时
      // let dateMinutes = date.getMinutes() // 获取分钟数
      // let dateSecondes = date.getSeconds() // 获取秒数
      // let dateMilliseconds = date.getMilliseconds() // 获取毫秒数
      const formatNumber = n => {
        n = n.toString()
        return n[1] ? n : '0' + n
      }
      let year = dateYear
      let month = `${dateYear}-${formatNumber(dateMonth)}`
      let day = `${dateYear}-${formatNumber(dateMonth)}-${formatNumber(dateDate)}`
    }