渐变折线图

描述:当前是关于Echarts图表中的 折线图 示例。
 
            var option = {
    backgroundColor: "#ffffff",
    legend: {
        name: ['环比'],
        right: 20,
        top: 20
    },
    tooltip: {
        trigger: 'axis',
    },
    xAxis: [{
        type: 'category',
        axisLine: {
            show: true,
            lineStyle: {
                color: "#6c50f3"
            }
        },
        splitArea: {
            color: '#f00',
            lineStyle: {
                color: '#f00'
            },
        },
        axisLabel: {
            lineStyle: {
                color: "#6c50f3"
            }
        },
        splitLine: {
            show: false
        },
        boundaryGap: false,
        data: ['2020-02-03', '2020-02-04', '2020-02-05', '2020-02-06', '2020-02-07', '2020-02-08'],

    }],

    yAxis: [{
        name: "单位(万元)",
        nameTextStyle: {
            color: "#6c50f3",
            fontSize: 14
        },
        type: 'value',
        splitLine: {
            show: true,
            lineStyle: {
                color: 'rgba(255,255,255,0.1)'
            }
        },
        axisLine: {
            show: true,
            lineStyle: {
                color: "#6c50f3"
            }
        },
        axisLabel: {
            show: true,
            margin: 20,
            textStyle: {
                color: '#6c50f3',

            },
        },
        axisTick: {
            show: true,
            lineStyle: {
                color: "#6c50f3"
            }
        },
    }],
    series: [{
        name: '周比',
        type: 'line',
        smooth: true,
        showAllSymbol: true,
        symbol: 'circle',
        symbolSize: 25,
        lineStyle: {
            normal: {
                color: "#6c50f3",
                shadowColor: 'rgba(0, 0, 0, .3)',
                shadowBlur: 0,
                shadowOffsetY: 5,
                shadowOffsetX: 5,
            },
        },
        label: {
            show: true,
            position: 'top',
            textStyle: {
                color: '#6c50f3',
            }
        },
        itemStyle: {
            color: "#6c50f3",
            borderColor: "#fff",
            borderWidth: 3,
            shadowColor: 'rgba(0, 0, 0, .3)',
            shadowBlur: 0,
            shadowOffsetY: 2,
            shadowOffsetX: 2,
        },
        tooltip: {
            show: false
        },
        areaStyle: {
            normal: {
                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                        offset: 0,
                        color: 'rgba(108,80,243,0.3)'
                    },
                    {
                        offset: 1,
                        color: 'rgba(108,80,243,0)'
                    }
                ], false),
                shadowColor: 'rgba(108,80,243, 0.9)',
                shadowBlur: 20
            }
        },
        data: [3.1, 4.6, 5.7, 5.8, 5.6, 5.8]
    }]
}