option = { title: { text: '折线图', }, tooltip: { trigger: 'axis' }, legend: { data:['总分','排名'] }, toolbox: { show : true, feature : { dataView : {show: true, readOnly: false}, magicType : {show: true, type: ['stack', 'tiled','line', 'bar']}, restore : {show: true}, saveAsImage : {show: true} } }, xAxis: { type: 'category', boundaryGap: false, data: ['2012','2013','2014','2015','2016'] }, yAxis: [ { name:'总分', type: 'value' }, { name:'排名', type: 'value' } ], series: [ { name:'总分', type:'line', smooth: true, data:[, , 0, 96, 92] }, { yAxisIndex: 1, name:'排名', type:'line', smooth: true, data:[0, 0, 0, 10, 11] } ] };