简单双向柱状图

描述:当前是关于Echarts图表中的 柱状图 示例。
 
            var colors = ["#FA607F", "#FF6531"];
option = {
    backgroundColor: "#ffffff",
    color: colors,

    tooltip: {
        trigger: 'axis',
        axisPointer: {
            type: 'shadow'
        }
    },
    legend: {
        data: ['空气温度','土壤温度']
    },
    dataZoom: {
        top: '50%',
        height: '30',
        type: 'inside',
        show: true,
        xAxisIndex: [0, 1],
        startValue: 20,
        endValue: 40
    },
    animation: false,
    grid: [{
        left: 50,
        right: 50,
        height: '40%',
        width: '80%'
    }, {
        left: 50,
        right: 50,
        top: '58%',
        height: '40%',
        width: '80%'
    }],
    xAxis: [{
        type: 'category',
        data: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
        axisTick: {
            show: false,
        },
        gridIndex: 0
    }, {
        gridIndex: 1,
        axisLabel: {
            show: false
        },
        type: 'category',
        data: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
        position: 'top'
    }],
    yAxis: [{
            splitLine: {
                show: false
            },
            type: 'value',
            name: '空气温度',
            min: 0,
            max: 65,
        
            axisTick: {
                show: false
            },
            axisLine: {
                show: false
            },
            gridIndex: 0
        },
        {
            splitLine: {
                show: false
            },
            type: 'value',
            name: '土壤温度',
            min: 0,
            max: 65,
            inverse: true,
            axisTick: {
                show: false
            },
            axisLine: {
                show: false
            },
            gridIndex: 1,
        },
    ],
    series: [{
            name: '空气温度',
            type: 'bar',
            barWidth: '10px',
            data: [5, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20]
        },
        {
            name: '土壤温度',
            type: 'bar',
            barWidth: '10px',
            xAxisIndex: 1,
            yAxisIndex: 1,
            data: [8, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20, -12 + 20, -8 + 20, 0 + 20, 12 + 20, 20 + 20, 25 + 20, 28 + 20, 32 + 20, 28 + 20, 25 + 20, 20 + 20, -1 + 20]
        },
    ]
};