有两种方式可以访问对象属性:

你可以使用 .property 或 ["property"]。

ar myChart = echarts.init(document.getElementById('main')); // 指定图表的配置项和数据 var data1 = []; var data2 = []; var data3 = []; var random = function (max) { return (Math.random() * max).toFixed(3); }; for (var i = 0; i < 500; i++) { data1.push([random(15), random(10), random(1)]); data2.push([random(10), random(10), random(1)]); data3.push([random(15), random(10), random(1)]); } option = { animation: false, legend: { data: ['scatter', 'scatter2', 'scatter3'] }, tooltip: { }, xAxis: { type: 'value', min: 'dataMin', max: 'dataMax', splitLine: { show: true } }, yAxis: { type: 'value', min: 'dataMin', max: 'dataMax', splitLine: { show: true } }, dataZoom: [ { type: 'slider', show: true, xAxisIndex: [0], start: 1, end: 35 }, { type: 'slider', show: true, yAxisIndex: [0], left: '93%', start: 29, end: 36 }, { type: 'inside', xAxisIndex: [0], start: 1, end: 35 }, { type: 'inside', yAxisIndex: [0], start: 29, end: 36 } ], series: [ { name: 'scatter', type: 'scatter', itemStyle: { normal: { opacity: 0.8 } }, symbolSize: function (val) { return val[2] * 40; }, data: data1 }, { name: 'scatter2', type: 'scatter', itemStyle: { normal: { opacity: 0.8 } }, symbolSize: function (val) { return val[2] * 40; }, data: data2 }, { name: 'scatter3', type: 'scatter', itemStyle: { normal: { opacity: 0.8, } }, symbolSize: function (val) { return val[2] * 40; }, data: data3 } ] } // 使用刚指定的配置项和数据显示图表。 myChart.setOption(option);