Element-plus is introduced on demand in vue3

1. You need to use additional plugins to import the components you want to use

1. Automatic import: first you need to install the two plug-ins unplugin-vue-components and unplugin-auto-import

npm install -D unplugin-vue-components unplugin-auto-import

2. Then insert the following code into your Vite configuration file

// vite.config.ts
import {
    
     defineConfig } from 'vite'
import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import {
    
     ElementPlusResolver } from 'unplugin-vue-components/resolvers'

export default defineConfig({
    
    
  // ...
  plugins: [
    // ...
    AutoImport({
    
    
      resolvers: [ElementPlusResolver()],
    }),
    Components({
    
    
      resolvers: [ElementPlusResolver()],
    }),
  ],
})

3. For this method, refer to the official document of element-plus

element-plus imports on demand