【图】正则表达式30分钟入门教程 v2.1版

运行下面的代码就可以看到

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.desc {text-decoration:underline} .warning {font-size:small; color:red;} #clearButton {text-decoration:none; border:solid 1px gray; background-color:#eee;} </style> </head><body>正则表达式30分钟入门教程 v2.1 <p> 作者：deerchao       </article>    </section>    <section class="article-more">      <div class="rel mask-box">        <div class="content-mask"></div>        <div class="content-more js-content-more">展开更多 <span>（<span class="cont-remain">50</span>%）</span> <i class="icon-arrow"></i> </div>      </div>      <div class="gg show-pageup" data-id="pageup"></div>      <div class="soshm-box">        <div class="soshm-title"><span>分享</span></div>        <div id="soshm-box"></div>      </div>      <div class="gg show-pagedown" data-id="pagedown"></div>      <div id="wechat"></div>    </section><section class="section you-like">      <header class="section-header">        <h3 class="section-title">猜你喜欢</h3>        <div class="section-toolbar"> <a class="section-more" 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