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The RSS <channel> element describes the RSS feed.
RSS 的 <channel> 元素可描述 RSS feed。
Look at the following RSS document:
请看下面这个 RSS 文档:
<?xml version="1.0" encoding="ISO-8859-1" ?> <channel> </rss> |
As mentioned before, the <channel> element describes the RSS feed, and has three required child elements:
正如前面提到的,<channel> 元素可描述 RSS feed,而拥有三个必需的子元素:
The <channel> element usually contains one ore more <item> elements. Each <item> element defines an article or "story" in the RSS feed.
<channel> 通常包含一个或多个 <item> 元素。每个 <item> 元素可定义 RSS feed 中的一篇文章或 "story"。
Furthermore, there are several optional child elements of <channel>. We will explain the most important ones below.
此外,还存在若干个可选的 <channel> 的子元素。我们会在后面讲解最重要的几个。
The <category> child element is used to specify a category for your feed.
<category> 子元素用于为 feed 规定种类。
The <category> element makes it possible for RSS aggregators to group sites based on category.
<category> 子元素使 RSS 聚合器基于类别对网站进行分组成为可能。
The category for the RSS document above could be:
上面的 RSS 文档的类别可能会是:
<category>Web development</category> |
The <copyright> child element notifies about copyrighted material.
<copyright> 子元素会告知有关版本资料的信息。
The copyright for the RSS document above could be:
上面的 RSS 文档的版本可能会是:
<copyright>2006 Refsnes Data as. All rights reserved.</copyright> |
The <image> child element allows an image to be displayed when aggregators present a feed.
<image> 子元素可在聚合器提供某个 feed 时显示一幅图像。
The <image> element has three required child elements:
<image> 有三个必需的子元素:
The image for the RSS document above could be:
上面的 RSS 文档的图像可能是这样的:
<image> |
The <language> child element is used to specify the language used to write your document.
<language> 子元素用于规定用来编写文档的语言。
The <language> element makes it possible for RSS aggregators to group sites based on language.
<language> 元素使 RSS 聚合器基于语言来对网站进行分组成为可能。
The language for the RSS document above could be:
上面的 RSS 文档的语言可能是:
<language>us-en</language> |
Element 元素 | Description 描述 |
---|---|
<category> | Optional. Defines one or more categories for the feed 任意参数。为 feed 定义所属的一个或多个种类 |
<cloud> | Optional. Register processes to be notified immediately of updates of the feed 任意参数。立即通知注册进程关于 feed 的更新 |
<copyright> | Optional. Notifies about copyrighted material 任意参数。告知版权资料 |
<description> | Required. Describes the channel 任意参数,描述频道 |
<docs> | Optional. Specifies an URL to the documentation of the format used in the feed 任意参数。规定指向当前 RSS 文件所用格式说明的 URL |
<generator> | Optional. Specifies the program used to generate the feed 任意参数。指定用于生成 feed 的程序 |
<image> | Optional. Allows an image to be displayed when aggregators present a feed 任意参数。在聚合器呈现某个 feed 时允许某个图像被显示 |
<language> | Optional. Specifies the language the feed is written in 任意参数。规定编写 feed 所用的语言 |
<lastBuildDate> | Optional. Defines the last-modified date of the content of the feed 任意参数。定义 feed 的内容最后的修改日期 |
<link> | Required. Defines the hyperlink to the channel 必要参数。定义指向频道的超链接 |
<managingEditor> | Optional. Defines the e-mail address to the editor of the content of the feed 任意参数。定义 feed 的内容编辑的电子邮件地址 |
<pubDate> | Optional. Defines the last publication date for the content of the feed 任意参数。为 feed 的内容定义最后发布日期 |
<rating> | Optional. The PICS rating of the feed 任意参数。feed 的 PICS 级别 |
<skipDays> | Optional. Specifies the days where aggregators should skip updating the feed 任意参数。规定忽略 feed 更新的天数 |
<skipHours> | Optional. Specifies the hours where aggregators should skip updating the feed 任意参数。规定忽略 feed 更新的小时 |
<textInput> | Optional. Specifies a text input field that should be displayed with the feed 任意参数。规定应当与 feed 一同显示的文本输入域 |
<title> | Required. Defines the title of the channel 必要参数。定义频道的标题 |
<ttl> | Optional. Specifies the number of minutes the feed can stay cached before refreshing it from the source 任意参数。指定从 feed 源更新此 feed 之前,feed 可被缓存的分钟数 |
<webMaster> | Optional. Defines the e-mail address to the webmaster of the feed 任意参数。定义此 feed 的 web 管理员的电子邮件地址 |