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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="active"> <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> <track></span></h1> <div class="pre-and-next"> <a href="co-1111.html">上一篇： <tr></a> <a href="co-1113.html" >下一篇： <tt> </a> </div> <div class="article-intro" id="content"><div class="example"> <h2 class="example">实例</h2> <p>带有两个字幕轨道的视频：</p> <div class="example_code notranslate"> <video width="320" height="240" controls><br/> <source src="forrest_gump.mp4" type="video/mp4"><br/> <source src="forrest_gump.ogg" type="video/ogg"><br/> <track src="subtitles_en.vtt" kind="subtitles" srclang="en"<br/> label="English"><br/> <track src="subtitles_no.vtt" kind="subtitles" srclang="no"<br/> label="Norwegian"><br/> </video><br/> </div> </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/71/f5/a5/a5e012111db559e0ae3bea292fa5f571.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/dc/df/e5/a51269656b1eafff4ae1bbe6a8e5dfdc.jpg" title="Safari" width="28"/></p><p>IE 10、Opera 和 Chrome 浏览器支持 <track> 标签。</p><hr/><h2>标签定义及使用说明</h2><p><track> 标签为媒体元素（比如 <audio> and <video>）规定外部文本轨道。</p><p>这个元素用于规定字幕文件或其他包含文本的文件，当媒体播放时，这些文件是可见的。</p><hr/><h2>HTML 4.01 与 HTML5之间的差异</h2><p><track> 标签是 HTML5 中的新标签。</p><hr/><h2>可选的属性</h2><p><span class="new" style="float:left">New</span> ：HTML5 中的新属性。</p><table class="reference notranslate"> <tbody><tr> <th align="left" width="20%">属性</th> <th align="left" width="20%">值</th> <th align="left" width="50%">描述</th> </tr> <tr> <td> <a href="co-4647.html">default</a><span class="new">New</span> </td> <td>default</td> <td>规定该轨道是默认的。如果用户没有选择任何轨道，则使用默认轨道。</td> </tr> <tr> <td> <a href="co-4648.html">kind</a><span class="new">New</span> </td> <td>captions<br/> chapters<br/> descriptions<br/> metadata<br/> subtitles</td> <td>规定文本轨道的文本类型。</td> </tr> <tr> <td> <a href="co-4649.html">label</a><span class="new">New</span> </td> <td><em>text</em></td> <td>规定文本轨道的标签和标题。</td> </tr> <tr> <td> <a href="co-4650.html">src</a><span class="new">New</span> </td> <td><em>URL</em></td> <td>必需的。规定轨道文件的 URL。</td> </tr> <tr> <td> <a href="co-4651.html">srclang</a><span class="new">New</span> </td> <td><i>language_code</i></td> <td>规定轨道文本数据的语言。如果 kind 属性值是 "subtitles"，则该属性是必需的。</td> </tr> </tbody></table><h2>全局属性</h2><p><track> 标签支持 <a href="co-981.html">HTML 的全局属性</a>。</p><hr/><h2>事件属性</h2><p><track> 标签支持 <a href="co-982.html">HTML 的事件属性</a>。</p></div> <div class="pre-and-next"> <a href="co-1111.html">上一篇： <tr></a> <a href="co-1113.html" >下一篇： <tt> </a> </div> </div> <div class="right-nav-con" id="rightNavCon"> <ul id="rightNavList"> <li><strong>分类导航</strong></li> <li data-type="dropdown"> <a href="javascript:;">HTML/CSS  <i class="opacity-5 fa fa-angle-down" aria-hidden="true"></i> </a> <dl class="height-0"> <dd><a href="/jiaocheng/bootstrap/" class="">Bootstrap 教程</a></dd> <dd><a href="/jiaocheng/bootstrap4/" class="">Bootstrap4 教程</a></dd> <dd><a href="/jiaocheng/css/" class="">CSS 教程</a></dd> <dd><a href="/jiaocheng/css3/" class="">CSS3 教程</a></dd> <dd><a href="/jiaocheng/html/" class="">HTML 教程</a></dd> <dd><a href="/jiaocheng/html5jc/" class="">HTML5教程</a></dd> </dl> </li> <li data-type="dropdown"> <a href="javascript:;">JavaScript  <i class="opacity-5 fa 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<script src="/static/202010/js/login.js"></script> <script src="/static/202010/js/footer.js"></script> <style> .popup-link-info-box { position: absolute; right: 58px; top: 0; background-color: #fff; -webkit-box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.1); box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.1); padding: 15px; display: none; } .popup-link-info-box li { float: left; margin-right: 10px; border: 1px solid #eee; text-align: center; line-height: 50px; } .popup-link-info-box li p { font-size: 14px; color: #333; } .popup-link-info-box li p span { font-size: 14px; color: #333; } .popup-link-info-box li .popup-wechat-wrapper {} .popup-link-info-box li .popup-wechat-wrapper img { height: 100%; width: 100%; object-fit: cover; } </style> <script type="text/javascript" src="/static/kj/js/jquery.js"></script> <script type="text/javascript" src="/static/kj/js/home-1589270335000-bundle.js"></script> <script type="text/javascript" src="/static/202010/js/jquery.cookie.js"></script> <script type="text/javascript" src="/static/kj/js/pre.js"></script> <script src="/static/202010/js/new-common.js"></script> <script> $(function () { //替换为 pre 标签 // $('.example_code').unwrap().wrap('<pre/>'); $('.example_code').find('br').remove() $('.example_code').replaceWith(function(){ return $("<pre />").append($(this).contents()); }); $("pre").addClass("prettyprint");//如果其他地方也要用到pre，我们可以再加一个父标签的选择器来区分 prettyPrint();//代替body上的onload事件加载该方法 $('a.tryitbtn').text('运行代码') //左导航高度 // var centHeight = $('.is-node').outerHeight() - 2 // $('.left-nav-container').height(centHeight) // $('.left-nav-container ul').height(centHeight - 36) // $('.right-nav-con').height(centHeight) }) $('#write').find('hr').remove() </script> </body> </html>