npm install echarts -S

// 文件路径 @/lib/echarts.js 自行配置

 // 加载echarts，注意引入文件的路径

 import echarts from 'echarts/lib/echarts'

 // 再引入你需要使用的图表类型，标题，提示信息等

 import 'echarts/lib/chart/bar'

 import 'echarts/lib/component/legend'

 import 'echarts/lib/component/title'

 import 'echarts/lib/component/tooltip'

 export default echarts

<template>

  <div class="about">

    <!-- <h2>This is an aboutEchart page</h2> -->

    <div id="myChart" ref="myChart"></div>

  </div>

</template>

<script>

import echarts from '@/common/echarts'

在main.js中

// 引入echarts

import echarts from 'echarts'

Vue.prototype.$echarts = echarts