option = { toolbox: { show : false, }, xAxis : [ { show : false, type : 'category', data : ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10'] } ], yAxis : [ { show : false, type : 'value', } ], calculable : true, tooltip : { trigger: 'axis', formatter: "{b}时 : {c}次" }, series : [ { name:'test1', type:'line', connectNulls: false, itemStyle: { normal: { lineStyle: { shadowColor : 'rgba(0,0,0,0.4)' } } }, data:[0, 0, 0, 0, 0, 0, 14, 3, 0, null,null] }, { name: 'test1', type: 'scatter', data: [0, 0, 0, 0, 0, 0, '-','-','-','-'], itemStyle: { normal: { color: 'grey', opacity:'1' } } } ] };