- From: Tim Berners-Lee <timbl@w3.org>
- Date: Thu, 17 Nov 2011 16:47:25 +0000
- To: Oliver Ruebenacker <curoli@gmail.com>
- Cc: semantic-web@w3.org
In RDF/XML, the syntax does not allow qnames where URIs are allowed, so you don't have to be able to distinguish. Tim On 2011-11 -17, at 16:19, Oliver Ruebenacker wrote: > Hello, > > I have a silly little technical question: when parsing an XML/RDF > document, what is the easiest way to find out whether a string > representing a URI is a complete absolute URI,a relative URI or an > abbreviation? > > For example, I want to distinguish "http://example.org/myURI" from > "ex:myURI", "#myURI" or "myURI". > > Browsing through the RDF syntax definition, I find that q-names can > contain characters called "combining characters" and "extenders", > which I am unfamiliar with. The specs give a longs list of character > ranges for each. Is there a way to test whether a character is a > "combining character" or an "extender" other than copying the whole > list? > > Thanks! > > Take care > Oliver > > -- > Oliver Ruebenacker, Computational Cell Biologist > Virtual Cell (http://vcell.org) > SBPAX: Turning Bio Knowledge into Math Models (http://www.sbpax.org) > http://www.oliver.curiousworld.org > >
Received on Thursday, 17 November 2011 16:51:23 UTC