echarts 折线图变成曲线图 type:'line', smooth: true,

var option = {
            tooltip: {
                trigger: 'axis',
                axisPointer: {
                    type: 'cross',
                    crossStyle: {
                        color: '#999'
                    }
                }
            },

            legend: {
                data:['蒸发量','降水量','平均温度']
            },
            xAxis: [
                {
                    type: 'category',
                    data: ['1月','2月','3月','4月','5月','6月','7月','8月','9月','10月','11月','12月'],
                    axisPointer: {
                        type: 'shadow'
                    }
                }
            ],
            yAxis: [
                {
                    type: 'value',
                    name: '水量',
                    min: 0,
                    max: 250,
                    interval: 50,
                    axisLabel: {
                        formatter: '{value} ml'
                    }
                },
                {
                    type: 'value',
                    name: '温度',
                    min: 0,
                    max: 25,
                    interval: 5,
                    axisLabel: {
                        formatter: '{value} °C'
                    }
                }
            ],
            series: [
                {
                    name:'蒸发量',
                    type:'bar',
                    data:[2.0, 4.9, 7.0, 23.2, 25.6, 76.7, 135.6, 162.2, 32.6, 20.0, 6.4, 3.3]
                },
                {
                    name:'降水量',
                    type:'bar',
                    data:[2.6, 5.9, 9.0, 26.4, 28.7, 70.7, 175.6, 182.2, 48.7, 18.8, 6.0, 2.3]
                },
                {
                    name:'平均温度',
                    type:'line',
                    smooth: true,
                    yAxisIndex: 1,
                    data:[2.0, 2.2, 3.3, 4.5, 6.3, 10.2, 20.3, 23.4, 23.0, 16.5, 12.0, 6.2]
                }
            ]
        };

        var enrollmentType = echarts.init(document.getElementById('enrollment-type'));
        enrollmentType.setOption(option);

 

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