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更新时间2025-07-15
本章讲解如何从一张典型的 HTML4 页面迁移至典型的 HTML5。
本章演示如何把一张已有的 HTML4 页面转换为 HTML5 页面,在不破坏如何原始内容和结构的情况下。
注释:您可以使用相同的技巧从 HTML4 以及 XHTML 迁移至 HTML5。
| 典型的 HTML4 | 典型的 HTML5 |
|---|---|
HTML4 Monday Times
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Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
News Article
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
所有现代浏览器都支持 HTML5 语义元素。
此外,您可以“教授”老式浏览器如何处理“未知元素”。
为 Internet Explorer 支持而添加的 shiv:
注释:请在 HTML5 浏览器支持中阅读更多有关 shiv 的知识。
请看已有的 CSS 样式:
div#header,div#footer,div#content,div#post {
border:1px solid grey;margin:5px;margin-bottom:15px;padding:8px;background-color:white;
}
div#header,div#footer {
color:white;background-color:#444;margin-bottom:5px;
}
div#content {
background-color:#ddd;
}
div#menu ul {
margin:0;padding:0;
}
div#menu ul li {
display:inline; margin:5px;
}
Duplicate with equal CSS styles for HTML5 semantic elements:
header,footer,section,article {
border:1px solid grey;margin:5px;margin-bottom:15px;padding:8px;background-color:white;
}
header,footer {
color:white;background-color:#444;margin-bottom:5px;
}
section {
background-color:#ddd;
}
nav ul {
margin:0;padding:0;
}
nav ul li {
display:inline; margin:5px;
}
把 id="header" 和 id="footer" 的
把 id="menu" 的
把 id="content" 的 the
把 class="post" 的所有
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Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
修改为 HTML5 语义元素
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Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
删除这些“不再需要的”样式:
div#header,div#footer,div#content,div#post {
border:1px solid grey;margin:5px;margin-bottom:15px;padding:8px;background-color:white;
}
div#header,div#footer {
color:white;background-color:#444;margin-bottom:5px;
}
div#content {
background-color:#ddd;
}
div#menu ul {
margin:0;padding:0;
}
div#menu ul li {
display:inline; margin:5px;
}
最后您可以删除
标签。HTML5 中不再需要它们:HTML5 Monday Times
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Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
News Article
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
Ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum ipsum lurum hurum turum.
在 HTML5 标准中, 在 HTML5 标准中, 如何理解呢? 在上面的例子中,我们曾使用 但是,我们也能够把 下面是一些不同的例子: London is the capital city of England. It is the most populous city in the United Kingdom,
with a metropolitan area of over 13 million inhabitants. Paris is the capital and most populous city of France. Tokyo is the capital of Japan, the center of the Greater Tokyo Area,
and the most populous metropolitan area in the world. London is the capital city of England. It is the most populous city in the United Kingdom,
with a metropolitan area of over 13 million inhabitants. Paris is the capital and most populous city of France. Tokyo is the capital of Japan, the center of the Greater Tokyo Area,
and the most populous metropolitan area in the world. London is the capital city of England. It is the most populous city in the United Kingdom,
with a metropolitan area of over 13 million inhabitants. Paris is the capital and most populous city of France. Tokyo is the capital of Japan, the center of the Greater Tokyo Area,
and the most populous metropolitan area in the world. London is the capital city of England. It is the most populous city in the United Kingdom,
with a metropolitan area of over 13 million inhabitants. Paris is the capital and most populous city of France. Tokyo is the capital of Japan, the center of the Greater Tokyo Area,
and the most populous metropolitan area in the world. 相关 视频 RELATED VIDEOS
Famous Cities
London
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Tokyo
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London
Paris
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