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<!--[if (gt IE 8)|!(IE)]><body class="undefined"></body><![endif]--><div id="apache-banner"><div class="txt"><p>请访问 Apache ECharts 的官网 &nbsp;</p><a id="a1" href="https://echarts.apache.org/zh/index.html">https://echarts.apache.org</a></div><a href="https://echarts.apache.org" target="_blank" onclick="logApache()" class="btn btn-main"><div>访问官网</div></a><a href="javascript:;" onclick="closeApacheBanner(true)" class="close-btn">x</a></div><div id="main"><nav id="ec-example-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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