js柱状图插件怎么用

<!DOCTYPE html>
<html>
<head>
    <title>柱状图示例</title>
    <script src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js"></script>
</head>
<body>
    <div id="main" style="width: 600px; height:400px;"></div>
    <script type="text/javascript">
        // 初始化图表实例
        var myChart = echarts.init(document.getElementById('main'));

        // 指定图表的配置项和数据
        var option = {
            title: {
                text: '销售统计'
            },
            tooltip: {},
            legend: {
                data:['销量']
            },
            xAxis: {
                data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
            },
            yAxis: {},
            series: [{
                name: '销量',
                type: 'bar',
                data: [5, 20, 36, 10, 10, 20]
            }]
        };

        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(option);
    </script>
</body>
</html>

series: [{
    name: '销量',
    type: 'bar',
    itemStyle: {
        color: '#4caf50' // 设置柱状图颜色
    },
    data: [5, 20, 36, 10, 10, 20]
}]