vue项目element框架导航菜单在页面刷新时会回到默认项

1，将组件default-active=activeIndex
:default-active="activeIndex"
class="el-menu-demo"
mode="horizontal"
@select="handleSelect"
active-text-color="#23b8ff"
router

2，activeIndex设置成路由的name即可
export default {
data() {
return {
activeIndex: this.$route.name
};
}
}