<!DOCTYPE html><html><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1"><link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css"><link rel="shortcut icon" href="https://cdn.jsdelivr.net/gh/apache/incubator-echarts-website@asf-site/examples/images/favicon.png?_v_=20200710_1"><!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries--><!--[if lt IE 9]><script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script><script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script><![endif]--><link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/gh/apache/incubator-echarts-website@asf-site/examples/stylesheets/main.css?_v_=1605027798018"><title>Examples - Apache ECharts (incubating)</title><script type="text/javascript">window.EC_DEMO_LANG = 'zh';
</script></head><body><div id="apache-banner"><div class="txt"><p>Apache ECharts 是一个正在由 Apache 孵化器赞助的 Apache 开源基金会孵化的项目。</p><p>我们正在处理将本站跳转到 <a href="https://echarts.apache.org" target="_blank">https://echarts.apache.org</a> 的迁移工作。您可以现在就前往我们的 Apache 官网以获取最新版的网站信息。</p></div><a href="https://echarts.apache.org" target="_blank" onclick="logApache()" class="btn"><div>访问官网</div></a><a href="javascript:;" onclick="closeApacheBanner(true)" class="close-btn">x</a></div><nav class="navbar navbar-default navbar-fixed-top"><div class="container-fluid"><div class="navbar-header"><button type="button" data-toggle="collapse" data-target="#navbar-collapse" aria-expanded="false" class="navbar-toggle collapsed"><span class="sr-only">Toggle navigation</span><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a href="https://echarts.apache.org/zh/index.html" class="navbar-brand"><img 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