如何用js的echart实现下图的直方图

img


<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>echarts.js的使用</title>
    <script src="./echarts.js"></script>
</head>
<body>
    <div id="main" style="width: 500px;height: 400px;"></div>
    <script>
        var myChart = echarts.init(document.querySelector('#main'));
        var option ={
            title:{
                text:""
            },tooltop:{},
            legend:{
                data:['费用开支']
            },
            xAxis:{
                data:['市场部','财务部','人事部']
            },
            yAxis:{},
            series:[{
                name:'费用开支',
                type:'bar',
                data:[2400,3000,4800]
            }]
        };
        myChart.setOption(option);

    </script>
</body>
</html>

img