标签：lang charset doctype lan char head tle nbsp 标签
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<title>常用的3个标签</title>
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<h1>静夜思</h1>
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<h4>李白</h4>
<p>床前明月光</p>
<p>疑是地上霜</p>
<p>举头望明月</p>
<p>低头思故乡</p>
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标签：lang charset doctype lan char head tle nbsp 标签
原文地址：http://www.cnblogs.com/houweidong/p/7467809.html
