vue 页面缓存数据

1.当前页面
beforeRouteLeave(to, from, next){
if(to.name === ‘Mileage’) {
to.meta.keepAlive = true
}
next()
},
2.index.js
{
path: ‘/railway’,
name:‘Railway’,
component: () => import(’…/components/page/Railway.vue’),
meta: { title: ‘路局统计’,keepAlive:true,isBack:false}
},