RSS Optional Channel ElementsIn creating an RSS feed (also called an RSS document) Optional Channel Elements are tags you can include in your feed, but are not required in order for the feed to work. Optional channel elements are added in the beginning of your feed and require an open and close tag. Examples of Optional Channel Elements, as defined in the RSS 2.0 Specification, include the following:
- <language> The language the channel is written in (view the RSS Language Codes here).
- <copyright> Copyright notice for content in channel
- <managingEditor> e-mail contact for editorial content
- <webMaster> e-mail contact for technical issues.
- <pubDate> The publication date for the content in the channel.
- <lastBuildDate> The last time the content of the channel changed.
- <category> Specify one or more categories that the channel belongs to.
- <generator> Indicate the program used to generate the channel.
- <docs> A URL that points to the documentation for the format used in the RSS file
- <cloud> Allows processes to register with a cloud to be notified of updates to the channel
- <ttl> "Time To Live." Specify a number of minutes that indicates how long a channel can be cached before refreshing.
- <image> A GIF, JPEG or PNG image that can be displayed with the channel.
- <rating> PICS rating for the channel.
- <textInput> A text input box that can be displayed with the channel.
- <skipHours> Tells aggregators which hours they can skip.
- <skipDays> Tells aggregators which days they can skip.
Stay up to date on the latest developments in Internet terminology with a free weekly newsletter from Webopedia. Join to subscribe now.
We look at a few of the more troubling aspects of statistics and how these may be used to advance an agenda or skew the facts to someone's... Read More »29 Free Android Apps for Cash-Strapped Students
From wacky alarm clocks to lecture hall tools and after class entertainment, these Android apps are a good fit for a student's life and budget. Read More »Sharing Threat Intelligence
A growing number of startups make the sharing of threat intelligence a key part of their solutions. Read More »
The Open System Interconnection (OSI) model defines a networking framework to implement protocols in seven layers. Use this handy guide to compare... Read More »Network Fundamentals Study Guide
Networking fundamentals teaches the building blocks of modern network design. Learn different types of networks, concepts, architecture and... Read More »Computer Architecture Study Guide
This Webopedia study guide describes the different parts of a computer system and their relations. Read More »