代码
提交代码
<!DOCTYPE html>
<html lang="zh-CN">
<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 Example</title>
</head>
<body>
<div id="main" style="width: 600px;height: 400px"></div>
<script src="//cdn.bootcss.com/echarts/4.5.0/echarts.js"></script>
<script type="text/javascript">
const myChart = echarts.init(document.getElementById('main'));
const data = [820, 932, 901, 934, 1290, 1330, 1320];
const option = {
xAxis: {
type: 'category',
data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
},
yAxis: { type: 'value' },
tooltip: {
show: true,
trigger: 'item',
},
series: [
{
data: data,
type: 'line',
smooth: true,
},
],
};
myChart.setOption(option);
const len = data.length;
(function triggerTooltip(index) {
myChart.dispatchAction({ type: 'showTip', seriesIndex: 0, dataIndex: index % len });
setTimeout(() => triggerTooltip(index + 1), 500);
})(0);
</script>
</body>
</html>
运行结果