柱图echarts 柱状配置项内容和展示

配置项如下
      var xData = ['8:00-10:00','10:00-12:00','12:00-14:00','14:00-16:00','16:00-18:00'];
var yData = [80,87,51,81,23,45,33];
option = {
    backgroundColor: "#111c4e",
    color: ['#3398DB'],
    tooltip: {
        trigger: 'axis',
        axisPointer: {
            type: 'line',
            lineStyle: {
                opacity: 0
            }
        },
        formatter: function(prams) {
            return "办理数:" + prams[0].data
        }
    },
    grid: {
        left: '0%',
        right: '0%',
        bottom: '5%',
        top: '7%',
        height: '85%',
        containLabel: true,
        z: 22
    },
    xAxis: [{
        type: 'category',
        gridIndex: 0,
        data: xData,
        axisTick: {
            alignWithLabel: true
        },
        axisLine: {
            lineStyle: {
                color: '#0c3b71'
            }
        },
        axisLabel: {
            show: true,
            color: 'rgb(170,170,170)',
            fontSize: 16
        }
    }],
    yAxis: [{
            type: 'value',
            gridIndex: 0,
            splitLine: {
                show: false
            },
            axisTick: {
                show: false
            },
            axisLine: {
                lineStyle: {
                    color: '#0c3b71'
                }
            },
            axisLabel: {
                color: 'rgb(170,170,170)',
                formatter: '{value}'
            }
        },
        {
            type: 'value',
            gridIndex: 0,
            splitNumber: 12,
            splitLine: {
                show: false
            },
            axisLine: {
                show: false
            },
            axisTick: {
                show: false
            },
            axisLabel: {
                show: false
            },
            splitArea: {
                show: true,
                areaStyle: {
                    color: ['rgba(250,250,250,0.0)', 'rgba(250,250,250,0.05)']
                }
            }
        }
    ],
    series: [{
            name: '办理数',
            type: 'bar',
            barWidth: '30%',
            xAxisIndex: 0,
            yAxisIndex: 0,
            label: {
                normal: {
                    show: true,
                    position: "top",
                    textStyle: {
                        color: "#ffc72b",
                        fontSize: 20
                    }
                }
            },
            itemStyle: {
                normal: {
                    color: new echarts.graphic.LinearGradient(
                        0, 0, 0, 1, [{
                                offset: 0,
                                color: '#00feff'
                            },
                            {
                                offset: 0.5,
                                color: '#027eff'
                            },
                            {
                                offset: 1,
                                color: '#0286ff'
                            }
                        ]
                    )
                }
            },
            data: yData,
            zlevel: 11

        },
        {
            name: '背景',
            type: 'bar',
            barWidth: '50%',
            xAxisIndex: 0,
            yAxisIndex: 1,
            barGap: '-135%',
            data: [100, 100, 100, 100, 100, 100, 100],
            itemStyle: {
                normal: {
                    color: 'rgba(255,255,255,0.1)'
                }
            },
            zlevel: 9
        },

    ]
};
    
截图如下