app.vue<template>  <div id="app">    <keep-alive>      <router-view v-if='$route.meta.keepAlive'></router-view>     </keep-alive>    <router-view v-if='!$route.meta.keepAlive'></router-view>  </div></template>路由{    path: '/payList',    meta: {        keepAlive: true    },    component: resolve => {        require(['../components/payResult/list'], resolve)    }}為了實(shí)現(xiàn)指定頁面的緩存，采取了如上方法，但是頁面并沒有緩存，vue版本是2.3.3；有沒有小伙伴遇到過？