Vue项目中引入ElementUI

前提：
1.该项目为idea中vue项目
2.已安装node和npm

步骤：

1.打开idea的Terminal（cmd或其它也可以）

2.移动到vue项目下

3.执行：npm install element-ui -S
打印日志为：

npm WARN ajv-keywords@3.2.0 requires a peer of ajv@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.4 (node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.4: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})

+ element-ui@2.3.9
added 67 packages and updated 1 package in 28.606s

4.可以到项目下的node_modules查看是否有element-ui文件夹

5.在main.js中添加

import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'

Vue.use(ElementUI)

6.在创建的组件中使用element-ui

<template>
  <div>
    <i class="el-icon-edit"></i>
  </div>
</template>