option = { title: { text: 'Awesome Chart', }, tooltip: { trigger: 'axis', }, xAxis: { data: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], }, yAxis: {}, series: [ { type: 'bar', emphasis: {focus: 'self',}, data: [220, 182, 191, 234, 290, 330, 310], }, ], };