<!DOCTYPE html><html lang="en"><head> <meta charset="utf-8"> <title>ECharts</title></head><body> <!--Step:1 Prepare a dom for ECharts which (must) has size (width & hight)--> &l
代码如下: // 基于准备好的dom,初始化echarts图表var myChart = echarts.init(document.getElementById("main"));//异步获取数据var cate=[];var da=[];function getsomething(i){ var cate=[]; var da=[]; var id= i.value; var option=$("#year option:selected").val(); $.