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Re: XML Redux

• From: Andrew Welch <andrew.j.welch@gmail.com>
• To: Pete Cordell <petexmldev@codalogic.com>
• Date: Thu, 17 Feb 2011 14:33:03 +0000

On 17 February 2011 13:50, Pete Cordell <petexmldev@codalogic.com> wrote:
> Original Message From: "Dave Pawson"
>
>> Semantics?
>>
>> Its a number... as apposed to a string?
>> The sender recipient should understand it as 32 somethings,
>> the app only knows it can treat it as a number?
>
> But is that level of semantics helpful to a computer?  I'm not sure that
> knowing that something is 32 the number, rather than "32" the string would
> help me much with all the semantic inferencing I can do as a human.  I would
> have thought its even less useful to a computer!

I think I'm missing the point, but if not consider the xpath:

if ('0') then 'aa' else 'bb'

vs

if (xs:integer('0')) then 'aa' else 'bb'

The output of the former is aa, the latter bb, because of the
different type of '0' and the way that type is converted to a boolean.



-- 
Andrew Welch
http://andrewjwelch.com

• Follow-Ups:
  • Re: XML Redux
    • From: "Pete Cordell" <petexmldev@codalogic.com>

• References:
  • XML Redux
    • From: Liam R E Quin <liam@w3.org>
  • Re: XML Redux
    • From: Michael Kay <mike@saxonica.com>
  • Re: XML Redux
    • From: John Cowan <cowan@mercury.ccil.org>
  • Re: XML Redux
    • From: "Pete Cordell" <petexmldev@codalogic.com>
  • Re: XML Redux
    • From: Dave Pawson <davep@dpawson.co.uk>
  • Re: XML Redux
    • From: "Pete Cordell" <petexmldev@codalogic.com>