vue 中的keep-alive实例代码

<keep-alive>
  <router-view></router-view>
</keep-alive>

<!--这里是需要keepalive的-->
<keep-alive>
  <router-view v-if="$route. .keepAlive"></router-view>
<keep-alive>
<!-- 这里不会被keepAlive -->
<router-view v-if="!$route. .keepAlive"></router-view>

{
  path: '',
  name: '',
  component: '',
   : {keepAlive: true}   // 这个是需要keepalive的
}，
{
  path: '',
  name: '',
  component: ,
   : {keepAlive: false}  // 这是不会被keepalive的
}

activated: function () {
  this.data = ‘'
}