perf(tabs): perf multiple-tabs

src/components/Dropdown/index.ts

@@ -1,7 +1,7 @@
 import { withInstall } from '../util';
 
-import { createAsyncComponent } from '/@/utils/factory/createAsyncComponent';
-export const Dropdown = createAsyncComponent(() => import('./src/Dropdown'));
+import Dropdown from './src/Dropdown';
 
 withInstall(Dropdown);
 export * from './src/types';
+export { Dropdown };

src/components/Menu/src/BasicMenu.tsx

@@ -243,6 +243,7 @@ export default defineComponent({
           onOpenChange={handleOpenChange}
           class={unref(getMenuClass)}
           onClick={handleMenuClick}
+          subMenuOpenDelay={0.2}
           {...unref(getInlineCollapseOptions)}
         >
           {{