Echarts之Gauge[仪表盘]

<!DOCTYPE html>
<html>
<head>
    <meta name="viewport" content="width=device-width" />
    <title>Gauge</title>
    <script src="~/js/jquery-3.2.1.js"></script>
    <script src="~/js/jquery-3.2.1.min.js"></script>
    <script src="~/js/echarts.js"></script>
</head>
<body>
    <div id="mydiv" style="height:500px;width:800px;">

    </div>
</body>
</html>
<script type="text/javascript">
        var mychart = echarts.init(document.getElementById('mydiv'));//echarts初始化
        var option = {
            tooltip: {
                formatter: "{a} <br/>{b} : {c}%"
            },
            toolbox: {
                feature: {
                    restore: {},
                    saveAsImage: {}
                }
            },
            series: [
                {
                    name: '业务指标',
                    type: 'gauge',
                    detail: { formatter: '{value}%' },
                    data: [{ value: 50, name: '完成率' }]
                }
            ]
        };
        setInterval(function () {
            option.series[0].data[0].value = (Math.random() * 100).toFixed(2) - 0;//计算数值变化
            mychart.setOption(option, true);
        }, 2000);
</script>

这里写图片描述

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转载自blog.csdn.net/qq_31453627/article/details/82625695