- From: Steve Harris <S.W.Harris@ecs.soton.ac.uk>
- Date: Tue, 22 Nov 2005 14:35:24 +0000
- To: public-rdf-dawg@w3.org
On Fri, Nov 18, 2005 at 01:41:20PM +0000, Andy Seaborne wrote:
>
>
> Steve Harris wrote:
> >On Fri, Nov 18, 2005 at 10:14:22 +0000, Andy Seaborne wrote:
> >
> >>>I would be in favour of allowing stuff like "1" + "2" = 3, it fits with
> >>>how people really use RDF in my opinion.
> >>
> >>On the other hand:
> >>"1" + "2" = "12"
> >
> >
> >As far as I remember we dont have a + operator that takes two strings and
> >concatentates them, and if we do, I want my money back ;)
>
> No ... I have had requests for more string manipulation functions ... so
> "not yet"
I have no problems with a concat type function (concat("a", "b") == "ab"),
but overloading + is a mistake IMHO. c.f. JavaScript.
> Actually, + isn't the best example: FILTER(?x < 3) is a better example
> where an expectation might be force ?x to integer (c.f. RDQL!)
Right, which is what I do in my non-standards compliant mode.
> But then you get the RDQL problems:
>
> What about: "01" = 1 ?
Sure, its no panacea.
- Steve
Received on Tuesday, 22 November 2005 14:36:23 UTC