text: function formatNumber(n) {
      const str = n.toString()
      return str[1] ? str : `0${str}`
  }
  
  export function formatTime(date) {
      const year = date.getFullYear()
      const month = date.getMonth() + 1
      const day = date.getDate()
  
      const hour = date.getHours()
      const minute = date.getMinutes()
      const second = date.getSeconds()
  
      const t1 = [year, month, day].map(formatNumber).join('-')
      const t2 = [hour, minute, second].map(formatNumber).join(':')
  
      return `${t1}`
  }
  
  export function formatDate(date) {
      const year = date.getFullYear()
      const month = date.getMonth() + 1
      const day = date.getDate()
  
      const hour = date.getHours()
      const minute = date.getMinutes()
      const second = date.getSeconds()
      const t1 = [year, month, day].map(formatNumber).join('-')
      const t2 = [hour, minute, second].map(formatNumber).join(':')
  
      return `${t1} ${t2}`
  }
  
  export default {
      formatNumber,
      formatTime,
      formatDate
  }
  