<div id="app-1"></div> <div id="app-2"></div> ______________________________ import { createApp } from 'vue' import App1 from './App1.vue' import App2 from './App2.vue' const app1Elem = document.querySelector('#app-1'); if (app1Elem) { createApp(App1).mount(app1Elem); } const app2Elem = document.querySelector('#app-2'); if (app2Elem) { createApp(App2).mount(app2Elem); }