npm命令引入element-ui

1、vue2中使用npm引入element-ui

npm install element-ui --save

import Vue from "vue";
import App from "./App.vue";
import router from "./router";
import store from "./store";

import Element from "element-ui";
import "element-ui/lib/theme-chalk/index.css";


Vue.config.productionTip = false;
Vue.use(Element);

new Vue({
  router,
  store,
  render: (h) => h(App),
}).$mount("#app");

2、vue3中使用npm引入element-plus

npm install element-plus --save

import { createApp } from "vue";
import { createPinia } from "pinia";

import App from "./App.vue";
import router from "./router";

import "./assets/main.css";

import ElementUI from "element-plus";
import "element-plus/theme-chalk/index.css";

const app = createApp(App);

app.use(createPinia());
app.use(router);
app.use(ElementUI)
app.mount("#app");