微信小程序Cannot read property 'setData' of null错误:https://blog.csdn.net/qq_42183184/article/details/82356208微信小程序wx.request组件的那些坑:https://www.cnblogs.com/jhlqab/p/6900798.htmlflask前端与后端之间传递的两种数据格式:json与FormData:https://www.cnblogs.com/hhh5460/p/8411978.htmlflask+...
import * as echarts from '../ec-canvas/echarts'; const app = getApp(); let chart; function initChart(canvas, width, height, dpr) { chart = echarts.init(canvas, null, { width: width, height: height, devicePixelRatio: dpr // new }); canvas.setChart(chart); chart.setOption(option...
import * as echarts from '../ec-canvas/echarts'; const app = getApp(); let chart; function initChart(canvas, width, height, dpr) { chart = echarts.init(canvas, null, { width: width, height: height, devicePixelRatio: dpr // new }); canvas.setChart(chart); chart.setOption(option...