export 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 : padLeftZero(str));    }  }  return fmt;};function padLeftZero(str) {  return ('00' + str).substr(str.length);}

<template>  <!-- 過濾器 -->  <div>{{time | formatDate}}</div>  <!-- 輸出結果 -->  <!-- <div>2016-07-23 21:52</div> --></template><script>import {formatDate} from './common/date.js';export default {  data() {    return {      time:1469281964000    }  },  filters: {    formatDate(time) {      var date = new Date(time);      return formatDate(date, yyyy-MM-dd hh:mm);    }  }}</script>