npm install uview-ui

// main.js

import uView from '@/node_modules/uview-ui'

Vue.use(uView)

//  uni.scss 

@import '@/node_modules/uview-ui/theme.scss';

// app.vue

<style lang="scss">

/* 注意要写在第一行，同时给style标签加入lang="scss"属性 */

@import "@/node_modules/uview-ui/index.scss";

</style>

// pages.json

"easycom": {

"^u-(.*)": "@/node_modules/uview-ui/components/u-$1/u-$1.vue"

},