js

src/components/menu.vue

@@ -151,10 +151,11 @@
     Submenu,
     MenuItemGroup,
     Message,
-    Dialog
+    Dialog,
+    Button
   } from 'element-ui'
 
-  Vue.use(Menu).use(MenuItem).use(MenuItemGroup).use(Submenu).use(Form).use(FormItem).use(Dialog);
+  Vue.use(Menu).use(MenuItem).use(MenuItemGroup).use(Submenu).use(Form).use(FormItem).use(Dialog).use(Button);
 
   export default {
     name: 'menus',