How to implement on-demand import and global import in element-plus

npm install unplugin-vue-components

// vite.config.ts
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'
​
export default {
  plugins: [
   // ...
   Components({
    resolvers: [ElementPlusResolver()],
  }),
  ],
}

// webpack.config.js
const Components = require('unplugin-vue-components/webpack')
const { ElementPlusResolver } = require('unplugin-vue-components/resolvers')
​
module.exports = {
  // ...
  plugins: [
   Components({
    resolvers: [ElementPlusResolver()],
  }),
  ],
}

//main.ts
import { createApp } from 'vue'
import App from './App.vue'
​
import { Edit,Search } from '@element-plus/icons' //Icons need to be imported separately, import icons on demand import { ElButton } from 'element-plus'; //Import on demand
const app = createApp(App);
//Register component app.component("edit", Edit)
app.component("search", Search)
app.component('ElButton',ElButton)
app.mount('#app');

<template>
    <h2>Home Page</h2>
   <el-button type="primary" >Primary button</el-button>
   <el-button type="success" >Success button</el-button>
   <el-icon :size="20" :color="'blue'">
     <edit />
   </el-icon>
   <el-icon :size="20">
     <search></search>
   </el-icon>
</template>
<script setup lang="ts"> 
</script>

// tsconfig.json
{
  "compilerOptions": {
   // ...
   "types": ["element-plus/global"]
  }
}

npm install element-plus --save
# or
yarn add element-plus
​
# Install icon icon dependency library npm install @element-plus/icons
# or
yarn add @element-plus/icons

import { createApp } from 'vue'
import App from './App.vue'
import { store, key } from './store';
//Inject routingimport router from './router';
​
// Globally import the UI library import ElementPlus from 'element-plus'
import 'element-plus/dist/index.css'
​
const app = createApp(App);
app.use(store, key);
app.use(router);
app.use(ElementPlus);
app.mount('#app');

//Use <template> directly after importing specific components
   <el-icon :size="20" :color="'blue'">
     <edit />
   </el-icon>
</template>
<script setup lang="ts">
   import { Edit } from '@element-plus/icons'
</script>

<template>
    <h2>Home Page</h2>
   <el-button type="primary" >Primary button</el-button>
   <el-button type="success" >Success button</el-button>
   <el-icon :size="20" :color="'blue'">
     <edit />
   </el-icon>
   <el-icon :size="20">
     <search></search>
   </el-icon>
</template>
<script setup lang="ts"> 
</script>