option = { backgroundColor: "#344b58", xAxis: { type: 'category', data: ['1', '5', '10', '15', '20', '25', '30'], axisTick: false, boundaryGap: false, axisLabel: { textStyle: { color: 'blank', fontSize: 18 }, margin: 16 }, axisLine: { lineStyle: { width: 3, color: 'rgba(108, 144, 175, .5)' } } }, grid: { left: '8%', top: '7%', right: '4%' }, tooltip: { trigger: 'axis', // showContent: false }, yAxis: { type: 'value', axisTick: false, splitLine: false, axisLine: { lineStyle: { width: 3, color: 'rgba(108, 144, 175, .5)' } }, axisLabel: { textStyle: { color: 'rgba(255,255,255,.8)', fontSize: 22 }, margin: 24 } }, series: [{ data: [100, 200, 150, 88, 120, 240, 100], type: 'line', symbol: 'circle', symbolSize: 13, showSymbol: false, smooth:true, itemStyle: { color: 'rgba(56, 248, 255, 1)', borderColor: 'rgba(56, 248, 255, 0.2)', borderWidth: 18 }, lineStyle: { color: { type: 'linear', x: 0, y: 0, x2: 0, y2: 1, colorStops: [{ offset: 0, color: 'rgba(56, 248, 255, 1)' // 0% 处的颜色 }, { offset: 1, color: 'rgba(56, 248, 255, 1)' // 100% 处的颜色 }], global: false // 缺省为 false }, width: 3 }, areaStyle: { color: { type: 'linear', x: 0, y: 0, x2: 0, y2: 1, colorStops: [{ offset: 0, color: 'rgba(56, 248, 255, .4)' // 0% 处的颜色 }, { offset: 1, color: 'rgba(56, 248, 255, 0)' // 100% 处的颜色 }], global: false // 缺省为 false } } }] };