[Vue warn]: Unknown custom element: ＜a-layout-sider＞ - did you register the component correctly? For

需要在main.js中注册内部属性

Vue.component(Layout.name, Layout);
Vue.component(Layout.Header.name, Layout.Header);
Vue.component(Layout.Content.name, Layout.Content);
Vue.component(Layout.Footer.name, Layout.Footer);
Vue.component(Layout.Sider.name, Layout.Sider);