option = { title: { left: 'center', text: '统计直方图' }, xAxis: { type: 'category', name: '航速', nameLocation: 'middle', nameGap: 35, axisLabel: { interval: 0 }, data:['[8.256, 9.256)', '[9.256, 10.256)', '[10.256, 11.256)', '[11.256, 12.256)', '[12.256, 13.256)', '[13.256, 14.256)'], }, yAxis: { name: '频数', nameLocation: 'middle', nameGap: 50, scale: true, type: 'value' }, tooltip: { trigger: 'axis', axisPointer: { type: 'cross' }, backgroundColor: 'rgba(245, 245, 245, 0.8)', borderWidth: 1, borderColor: '#ccc', padding: 10, textStyle: { color: '#000' }, }, axisPointer: { link: { xAxisIndex: 'all' }, label: { backgroundColor: '#777' } }, toolbox: { feature: { dataZoom: { yAxisIndex: false }, brush: { type: ['lineX', 'clear'] } } }, dataZoom: [{ type: 'slider', show: true, xAxisIndex: [0], top: '90%', start: 0, end: 100 }, { type: 'slider', show: true, yAxisIndex: [0], left: '93%', start: 0, end: 100 }, { type: 'inside', xAxisIndex: [0], start: 0, end: 100 }, { type: 'inside', yAxisIndex: [0], start: 0, end: 100 } ], legend: { top: 30, data: ['实测'] }, grid: { left: '10%', right: '10%', bottom: '15%', containLabel: true }, series: [{ name: '实测', symbol: 'none', data: [5, 22, 18, 28, 3, 62], type: 'bar', }, ] };