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HTML 标签
- </a> </li> <li class=""> <a href="/jiaocheng/co-1055.html"> <img></a> </li> <li class=""> <a href="/jiaocheng/co-1056.html"> <input></a> </li> <li class=""> <a href="/jiaocheng/co-1057.html"> <ins></a> </li> <li class=""> <a href="/jiaocheng/co-1058.html"> <kbd></a> </li> <li class=""> <a href="/jiaocheng/co-1059.html"> <keygen></a> </li> <li class=""> <a href="/jiaocheng/co-1060.html"> <label></a> </li> <li class=""> <a href="/jiaocheng/co-1061.html"> <legend></a> </li> <li class=""> <a href="/jiaocheng/co-1062.html"> <li></a> </li> <li class=""> <a href="/jiaocheng/co-1063.html"> <link></a> </li> <li class=""> <a href="/jiaocheng/co-1064.html"><main></a> </li> <li class=""> <a href="/jiaocheng/co-1065.html"> <map></a> </li> <li class=""> <a href="/jiaocheng/co-1066.html"> <mark></a> </li> <li class=""> <a href="/jiaocheng/co-1067.html"> <menu></a> </li> <li class=""> <a href="/jiaocheng/co-1068.html"> <meta></a> </li> <li class=""> <a href="/jiaocheng/co-1069.html"> <meter></a> </li> <li class=""> <a href="/jiaocheng/co-1070.html"> <nav></a> </li> <li class=""> <a href="/jiaocheng/co-1071.html"> <noframes></a> </li> <li class=""> <a href="/jiaocheng/co-1072.html"> <noscript></a> </li> <li class=""> <a href="/jiaocheng/co-1073.html"> <object></a> </li> <li class=""> <a href="/jiaocheng/co-1074.html"> <ol></a> </li> <li class=""> <a href="/jiaocheng/co-1075.html"> <optgroup></a> </li> <li class=""> <a href="/jiaocheng/co-1076.html"> <option></a> </li> <li class=""> <a href="/jiaocheng/co-1077.html"> <output></a> </li> <li class=""> <a href="/jiaocheng/co-1078.html"> <p></a> </li> <li class=""> <a href="/jiaocheng/co-1079.html"> <param></a> </li> <li class=""> <a href="/jiaocheng/co-1080.html"> <pre></a> </li> <li class=""> <a href="/jiaocheng/co-1081.html"> <html></a> </li> <li class=""> <a href="/jiaocheng/co-1082.html"><picture></a> </li> <li class=""> <a href="/jiaocheng/co-1083.html">progress</a> </li> <li class=""> <a href="/jiaocheng/co-1084.html">q </a> </li> <li class=""> <a href="/jiaocheng/co-1085.html"> <rp></a> </li> <li class=""> <a href="/jiaocheng/co-1086.html"> <rt></a> </li> <li class=""> <a href="/jiaocheng/co-1087.html"> <ruby></a> </li> <li class=""> <a href="/jiaocheng/co-1088.html"> <s></a> </li> <li class=""> <a href="/jiaocheng/co-1089.html"> <samp></a> </li> <li class=""> <a href="/jiaocheng/co-1090.html"><script> </a> </li> <li class=""> <a href="/jiaocheng/co-1091.html"> <section></a> </li> <li class=""> <a href="/jiaocheng/co-1092.html"> <select></a> </li> <li class=""> <a href="/jiaocheng/co-1093.html"> <small></a> </li> <li class=""> <a href="/jiaocheng/co-1094.html"> <source></a> </li> <li class=""> <a href="/jiaocheng/co-1095.html"> <span></a> </li> <li class=""> <a href="/jiaocheng/co-1096.html"> <strike></a> </li> <li class=""> <a href="/jiaocheng/co-1097.html"> <strong></a> </li> <li class=""> <a href="/jiaocheng/co-1098.html"> <style></a> </li> <li class=""> <a href="/jiaocheng/co-1099.html"> <sub></a> </li> <li class=""> <a href="/jiaocheng/co-1100.html"> <summary></a> </li> <li class=""> <a href="/jiaocheng/co-1101.html"> <sup></a> </li> <li class=""> <a href="/jiaocheng/co-1102.html"> <table></a> </li> <li class=""> <a href="/jiaocheng/co-1103.html"> <tbody></a> </li> <li class=""> <a href="/jiaocheng/co-1104.html"> <td></a> </li> <li class=""> <a href="/jiaocheng/co-1105.html"> <textarea></a> </li> <li class=""> <a href="/jiaocheng/co-1106.html"> <tfoot></a> </li> <li class=""> <a href="/jiaocheng/co-1107.html"> <th></a> </li> <li class=""> <a href="/jiaocheng/co-1108.html"> <thead></a> </li> <li class=""> <a href="/jiaocheng/co-1109.html"> <time></a> </li> <li class=""> <a href="/jiaocheng/co-1110.html"> <title></a> </li> <li class=""> <a href="/jiaocheng/co-1111.html"> <tr></a> </li> <li class=""> <a href="/jiaocheng/co-1112.html"> <track></a> </li> <li class=""> <a href="/jiaocheng/co-1113.html"> <tt></a> </li> <li class=""> <a href="/jiaocheng/co-1114.html"> <u></a> </li> <li class=""> <a href="/jiaocheng/co-1115.html"> <ul></a> </li> <li class=""> <a href="/jiaocheng/co-1116.html"> <var></a> </li> <li class=""> <a href="/jiaocheng/co-1117.html"> <video></a> </li> <li class=""> <a href="/jiaocheng/co-1118.html"> <wbr></a> </li> </ul> </div>  <div id='write' class='is-node'> <h1 class="border-b-none"><a name="" class="md-header-anchor"></a><span> <head></span></h1> <div class="pre-and-next"> <a href="co-1047.html">上一篇： <frameset></a> <a href="co-1049.html" >下一篇： <header> </a> </div> <div class="article-intro" id="content"><div class="example"> <h2 class="example">实例</h2> <p>一份在头部带有 <title> 标签的 HTML 文档：</p> <div class="example_code"> <div class="hl-main"><span class="hl-brackets"><</span><span class="hl-code">!</span><span class="hl-var">DOCTYPE</span><span class="hl-code"> </span><span class="hl-var">html</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">html</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">head</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">meta</span><span class="hl-code"> </span><span class="hl-var">charset</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">utf-8</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">title</span><span class="hl-brackets">></span><span class="hl-code">文档标题</span><span class="hl-brackets"></</span><span class="hl-reserved">title</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"></</span><span class="hl-reserved">head</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">body</span><span class="hl-brackets">></span><span class="hl-code"> 文档内容...... </span><span class="hl-brackets"></</span><span class="hl-reserved">body</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"></</span><span class="hl-reserved">html</span><span class="hl-brackets">></span></div> </div> <br/> <br/>（更多实例见页面底部） </div><hr/><h2>浏览器支持</h2><p><img alt="Internet Explorer" height="30" src="/uploadfile/up/4e/a4/5d/6de56157646f895dc3df5461415da44e.jpg" title="Internet Explorer" width="31"/> <img alt="Firefox" height="30" src="/uploadfile/up/00/0c/91/2b336d55073fa6256944bff0e3910c00.jpg" title="Firefox" width="31"/> <img alt="Opera" height="30" src="/uploadfile/up/6f/c9/2f/2fde4bf7adb5ab30bcc93bcca92fc96f.jpg" title="Opera" width="28"/> <img alt="Google Chrome" height="30" src="/uploadfile/up/6a/8e/5a/cb756c591b627ba35012a37de65a8e6a.jpg" title="Google Chrome" width="31"/> <img alt="Safari" height="30" src="/uploadfile/up/a1/dc/41/cb5ba57a8254753663d18a4a0a41dca1.jpg" title="Safari" width="28"/></p><p>所有主流浏览器都支持 <head> 标签。</p><hr/><h2>标签定义及使用说明</h2><p><head> 元素是所有头部元素的容器。</p><p><head> 元素必须包含文档的标题（title），可以包含脚本、样式、meta 信息以及其他更多的信息。</p><p>以下列出的元素能被用在 <head> 元素内部：</p><ul> <li><a href="co-1110.html"><title></a> （在头部中，这个元素是必需的）</li> <li><a href="co-1098.html"><style></a></li> <li><a href="co-1011.html"><base></a></li> <li><a href="co-1063.html"><link></a></li> <li><a href="co-1068.html"><meta></a></li> <li><a href="co-1090.html"><script></a></li> <li><a href="co-1072.html"><noscript></a></li> </ul><hr/><h2>HTML 4.01 与 HTML5之间的差异</h2><p>HTML5 不再支持 profile 属性。</p><hr/><h2>属性</h2><table class="reference notranslate"> <tbody><tr> <th align="left" width="15%">属性</th> <th align="left" width="15%">值</th> <th align="left" width="70%">描述</th> </tr> <tr> <td>profile</td> <td><i>URL</i></td> <td><span class="deprecated">HTML5 不支持。</span>规定文档 URL 的一系列规则。这些规则能被浏览器识别并且准确读取 <meta> 标签的内容属性中的信息。</td> </tr> </tbody></table><hr/><h2>全局属性</h2><p><head> 标签支持 <a href="co-981.html">HTML 的全局属性</a>。</p><hr/><div class="tryit_ex"> <img alt="Examples" height="46px" src="/uploadfile/up/4d/fd/07/021652adaa83eb0fee6d2a726b07fd4d.jpg" width="40"/> <h2>运行代码 - 实例</h2> </div><p><a href="/runcode/run_html5/?filename=tryhtml_base_test" target="_blank">在 <head> 中使用 <base> 标签</a><br/> 本例演示如何使用 <base> 标签规定页面中所有链接的默认 URL 和默认 target。</p><p><a href="/runcode/run_html5/?filename=tryhtml_style" target="_blank">在 <head> 中使用 <style> 标签</a><br/> 本例演示如何在 <head> 部分添加样式信息。</p><p><a href="/runcode/run_html5/?filename=tryhtml_link_tag" target="_blank">在 <head> 中使用 <link> 标签</a><br/> 本例演示如何使用 <link> 标签链接到一个外部样式表。</p><hr/><h2>相关文章</h2><p>HTML 教程：<a href="co-4430.html">HTML 头部</a></p></div> <div class="pre-and-next"> <a href="co-1047.html">上一篇： <frameset></a> <a href="co-1049.html" >下一篇： <header> </a> </div> </div> <div class="right-nav-con" id="rightNavCon"> <ul id="rightNavList"> <li><strong>分类导航</strong></li> <li 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