Echarts图表自适应问题(已解决)

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>ECharts</title>
    <!-- 引入 echarts.js -->
    <script src="js/echarts.common.min.js"></script>
</head>
<body>
    <!-- 为ECharts准备一个具备大小（宽高）的Dom -->
    <div id="main" style="width: 600px;height:400px;"></div>
    <script type="text/javascript">
       var worldMapContainer = document.getElementById('main');

//用于使chart自适应高度和宽度,通过窗体高宽计算容器高宽
var resizeWorldMapContainer = function () {
    worldMapContainer.style.width = window.innerWidth+'px';
    worldMapContainer.style.height = window.innerHeight+'px';
};
//设置容器高宽
resizeWorldMapContainer();
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(worldMapContainer);
        // 指定图表的配置项和数据
        var option = {
            title: {
                text: 'ECharts 入门示例'
            },
            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);
        
        //用于使chart自适应高度和宽度
        window.onresize = function () {
            //重置容器高宽
            resizeWorldMapContainer();
            myChart.resize();
        };
    </script>
</body>
</html>