option = { backgroundColor:'#152776', tooltip: { trigger: 'axis', //按x轴显示 show: true, axisPointer: { type: 'shadow', lineStyle: { color: '#ececec', //不显示线条 }, }, formatter: '{b}</br>{a0}初婚平均年龄:{c0}岁</br>初婚{a2}年龄:{c2}岁</br>{a1}初婚平均年龄:{c1}岁', backgroundColor: 'rgba(22, 17, 98, 0.6)', textStyle: { align: 'left', fontSize: 12, color: '#fff', }, }, color: ['#0580f2', '#faa732', '#e1575d'], grid: { left: '4%', right: '4%', top: '12%', bottom: '10%', containLabel: true }, legend: { show: true, icon: 'circle', right: '10%', bottom: '4%', textStyle: { fontSize: 12, color: '#fff' }, data: ['男士', '女士', '平均'] }, xAxis: { show: true, type: 'category', axisTick: { show: false }, axisLine: { show: true, lineStyle: { color: '#2ca8cf', } }, axisLabel: { textStyle: { fontSize: 12, color: '#fff' } }, data: ['2014年', '2015年', '2016年', '2017年', '2018年'] }, yAxis: { show: true, type: 'value', max: 35, min: 20, axisTick: { show: false }, axisLine: { show: true, lineStyle: { color: '#2ca8cf', } }, splitLine: { show: true, lineStyle: { color: '#2c3d89', type: 'dotted', } }, axisLabel: { textStyle: { fontSize: 12, color: '#fff' } } }, series: [{ name: '男士', type: 'line', symbol: 'circle', itemStyle: { emphasis: { symbol: 'circle', } }, symbolSize: [8, 8], data: [23, 24, 27, 29, 30] }, { name: '女士', type: 'line', symbol: 'circle', symbolSize: [8, 8], data: [21, 22, 25, 27, 28] }, { name: '平均', type: 'line', symbol: 'circle', symbolSize: [8, 8], data: [22, 23, 26, 28, 29] }] };