html/html-百度ECharts/异步加载.html

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>异步加载、更新</title>
    <!-- 引入 echarts.js -->
    <script src="echarts.min.js"></script>
    <script type="text/javascript" src="jquery-3.3.1.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">
        // 基于准备好的dom，初始化echarts实例
        var myChart = echarts.init(document.getElementById('main'));
        // 指定图表的配置项和数据
        myChart.setOption({
                title: {
                    text: '异步加载示例'
                },
                tooltip: {},
                legend: {
                    data:['销量']
                },
                xAxis: {
                    data: []
                },
                yAxis: {},
                series: [{
                    name: '销量',
                    type: 'bar',
                    data: []
                }]
            });
        //myChart.showLoading();
        // 异步加载数据
        $.get('data.json').done(function (resule) {
            resule = JSON.parse(resule);//把string字符串转换为json数组

            myChart.setOption({
                xAxis: {
                    data: resule.name
                },
                yAxis: {},
                series: [{
                    name: '销量',
                    type: 'bar',
                    data: resule.value
                }]
            });
        });


    </script>

</body>
</html>