option = { backgroundColor: "#344b58", xAxis: { type: 'category', data: ['1月', '2月', '3月', '4月', '5月', '6月'], axisTick: false, axisLabel: { textStyle: { color: 'rgba(255,255,255,1)', fontSize: 18 } }, axisLine: { lineStyle: { width: 2, color: 'rgba(255,255,255,1)', } } }, tooltip: { trigger: 'axis', showContent: false }, yAxis: { type: 'value', axisTick: false, splitLine: false, axisLine: { show: false }, axisLabel: { textStyle: { color: 'rgba(255,255,255,1)', fontSize: 18 } } }, series: [{ data: [820, 932, 901, 934, 1290, 1330], type: 'line', symbol: 'circle', symbolSize: 18, showSymbol: false, itemStyle: { color: '#81C8FF' }, lineStyle: { color: { type: 'linear', x: 0, y: 0, x2: 0, y2: 1, colorStops: [{ offset: 0, color: '#614CFFFF' // 0% 处的颜色 }, { offset: 1, color: '#00F1FFFF' // 100% 处的颜色 }], global: false // 缺省为 false }, width: 4 }, areaStyle: { color: { type: 'linear', x: 0, y: 0, x2: 0, y2: 1, colorStops: [{ offset: 0, color: 'rgba(5,230,253,0.5)' // 0% 处的颜色 }, { offset: 1, color: 'rgba(5,230,253,0)' // 100% 处的颜色 }], global: false // 缺省为 false } }, markLine: { symbolSize: [10, 20], symbol: ['none', 'rect'], label: { show: true, distance: 15 }, data: [{ name: 'Y 轴值为 100 的水平线', yAxis: 100, type: 'none', lineStyle: { color: '#FF1800' } }, { name: 'Y 轴值为 400 的水平线', yAxis: 400, type: 'none', lineStyle: { color: '#FFDE00FF' } }, { name: 'Y 轴值为 700 的水平线', yAxis: 700, type: 'none', lineStyle: { color: '#00FFD2' } }, ], lineStyle: { width: 2, color: 'blank' } } }] };