comma or semicolon in geo (was: [uf-discuss] Operator: Microformat detection for Firefox 2)

Benjamin West bewest at
Sun Dec 17 13:53:05 PST 2006

On 12/17/06, Brian Suda <brian.suda at> wrote:
> On 12/16/06, Andy Mabbett <andy at> wrote:
> > It might be best of parsers accepted either; since some schemes use
> > comma (e.g. ICBM), others semicolon (e.g. geotag)
> At the moment the ';' semicolon should be used. There is an FAQ about
> it on the hCard-faqs page[1]. I'll update the hcard cheatsheet page
> accordingly.
> The ';' comes from the vCard RFC, because hcard is modeled after vcard
> the syntax was just reused. One issue with using a ',' instead is that
> a comma sets off a 'list' of properties, this can be seen in RDATE and
> others. And (if for some reason) there was a need for plotting 2
> dimensional figures, my first thought would be to just have a list of
> lat;lon: <abbr title="12;34,56;78,90;12">...</abbr> so i would prefer
> to stick with a single lat/long delimiter and continue using just the
> ';' to separate values.

However, most people probably use a comma.  See the coordinate studies
done at <>.


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