Rss Reference
# RSS Reference Manual
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## RSS Element
Click on specific elements in the element column for more detailed information.
| Element | Description |
| --- | --- |
| [](#) | Optional. Defines one or more categories that the feed belongs to. |
| [](#) | Optional. Registers a process to receive instant notification of feed updates. |
| [](#) | Optional. Provides copyright information. |
| [](#) | Required. Describes the channel. |
| [](#) | Optional. Specifies the URL of the format description used for the current RSS file. |
| [](#) | Optional. Specifies the program used to generate the feed. |
| [](#) | Optional. Displays an image when an aggregator renders the feed. |
| [](#) | Optional. Specifies the language in which the feed is written. |
| [](#) | Optional. Defines the last modified date of the feed content. |
| [](#) | Required. Defines the hyperlink to the channel. |
| [](#) | Optional. Defines the email address of the feed content editor. |
| [](#) | Optional. Defines the last publication date for the feed content. |
| | Optional. The PICS rating for the feed. |
| [](#) | Optional. Specifies days when feed updates should be ignored. |
| [](#) | Optional. Specifies hours when feed updates should be ignored. |
| [](#) | Optional. Specifies a text input field that should be displayed with the feed. |
| [](#) | Required. Defines the title of the channel. |
| [](#) | Optional. Specifies the number of minutes the feed can be cached before updating from the source. |
| [](#) | Optional. Defines the email address of the webmaster for this feed. |
## RSS Element
| Element | Description |
| --- | --- |
| [](#) | Optional. Specifies the email address of the item's author. |
| [](#) | Optional. Defines one or more categories the item belongs to. |
| [](#) | Optional. Allows an item to link to comments about that item (file). |
| [](#) | Required. Describes the item. |
| []
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