1.柱状图 option = { xAxis: { type: 'category', data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'] }, toolbox: { //show: true, itemSize: 20, itemGap: 30, right: 50, feature: { dataView: {show:true}, saveAsImage: { //excludeComponents :['toolbox'], p…