对象数据组的输入格式import*asechartsfrom'echarts';varapp={};varchartDom=document.getElementById('main');varmyChart=echarts.init(chartDom);varoption;option={legend:{},tooltip:{},dataset:{dimensions:['product','2015','2016','2017'],来源:[{product:'MatchaLatte',2015:43.3,2016:85.8,2017:93.7},{product:'奶茶',2015:83.1,2016:73.4,2017:55.1},{product:'奶酪可可',2015:86.4,2016:65.2,2017:82.5},{product:'WalnutBrownie',2015:72.4,2016:53.9,2017:39.1}]},xAxis:{type:'category'},yAxis:{},//声明几个条形系列，每个//默认情况下将映射到dataset.source的列。系列：[{type:'bar'},{type:'bar'},{type:'bar'}]};option&&myChart.setOption(option);
