Re: [xml-dev] XML Redux

[Andrew Welch <andrew.j.welch@gmail.com>]

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