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// 时间戳转换
function formatDate (date, fmt) {
  if (/(y+)/.test(fmt)) {
    fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length))
  }
  let o = {
    'M+': date.getMonth() + 1,
    'd+': date.getDate(),
    'h+': date.getHours(),
    'm+': date.getMinutes(),
    's+': date.getSeconds()
  }
  for (let k in o) {
    if (new RegExp(`(${k})`).test(fmt)) {
      let str = o[k] + ''
      fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? str : this.padLeftZero(str))
    }
  }
  return fmt
}
// 个位数前面加‘0’
function padLeftZero (str) {
  return ('00' + str).substr(str.length)
}
// 时间戳转换调用  10位需乘以1000
function date (time) {
  var date = new Date(time * 1000)
  return this.formatDate(date, 'yyyy-MM-dd hh:mm')
}