发育中的前端

"export ‘default’ (imported as ‘echarts’) was not found in ‘echarts’ //echarts5报错 错误原因： //引入方式不对 import echarts from 'echarts 解决方案： //将引入方式改为： import * as echarts from 'echarts'; //或者 const echarts = require('echarts'); this.$el.querySelectorAll is not