HTML5 新增结构元素
•非主体结构元素包括 header、hgroup、footer、address
一、主体结构元素
article
article 标签,从语义化上看为文档、页面,其用法如下:
•一般会带个标题,并放在 header 标签中
•article 元素可以互相嵌套
使用频率极高,强调独立性,多注意下与 header 标签的使用。
section
section 标签,从语义化上看为部分,其用法如下:
•用于页面内容的独立分块,往往是文章的一段
•通常由内容和标题组成,没有标题的内容不推荐使用 section
使用频率低,强调分段分块。
nav
nav 标签,从语义化上看为导航,其用法如下:
•通常作为页面导航的链接组
•侧边栏导航
使用频率高。
aside
aside 标签,从语义化上看为在旁边、侧边,其用法如下:
•在 article 标签中使用时,作为主要内容的附属信息部分,如有关的参考资料、名词解释等。
•在 article 标签外使用时,作为页面或者站点全局的附属信息部分,如侧边栏、博客的友情链接部分、广告区域等。
time
time 标签,从语义化上看为时间,其用法如下:
•代表 24 小时中的某个时刻或某个日期
•表示时刻时允许带时间差
•可定义很多格式的日期和时间
使用频率低。

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The article discusses managing user location privacy and permissions using the Geolocation API, emphasizing best practices for requesting permissions, ensuring data security, and complying with privacy laws.

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