//引入import echarts from "echarts"//html<div class="echarts"><div :style="{height:'800px',width:'100%'}" ref="myEchart"></div></div>//jsbeforeDestroy() {if (!this.chart) {return

记录vue+datav + element ui 项目问题1. nginx跨域问题首先是配置，在nginx.conf文件里配置文件路径location / {roothtml/vue-sreen/dist;indexindex.html;add_header 'Access-Control-Allow-Origin' '*';add_header 'Access-Control-Allow-C