案例:javascript案例     状态:可编辑再运行    进入竖版
 运行结果 
x
 
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<html>
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<head>
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<meta name="revised" content="2006-11-03" scheme="YYYY-MM-DD" />
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</head>
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<body>
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<script type="text/javascript">
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x=document.getElementsByTagName("meta")[0];
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document.write("Content format: " + x.scheme);
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</script>
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</body>
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</html>
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