Re: 'Age' for webpages

Aryeh Gregor <[email protected]> Fri, 4 Jun 2010 17:05:03 -0400
Newsgroups gmane.comp.web.html.general
Message-ID <[email protected]>
On Fri, Jun 4, 2010 at 4:03 AM, Merin Tresa Willy <[email protected]> wrote:
> Is a third dimension - 'age' necessary for webpages? Will its inclusion help
> search engines and the like, to retrieve pages containing up-to-date data?

The HTTP Last-Modified header can be used for this.  So can <time pubdate>:

http://www.whatwg.org/specs/web-apps/current-work/multipage/text-level-semantics.html#attr-time-pubdate