optional attributes via function?

[Dmitri.Colebatch at toyota.com.au]

Per,

Sorry - got it sorted.  It was of course the missing {} around the
attribute values.

thanks for your help.

cheers
dim 

> -----Original Message-----
> From: http://xquery.com/mailman/listinfo/talk 
> [mailto:http://xquery.com/mailman/listinfo/talk] On Behalf Of Dmitri Colebatch
> Sent: Wednesday, 29 September 2004 12:31 PM
> To: http://xquery.com/mailman/listinfo/talk
> Subject: FW:  optional attributes via function?
> 
> Per,
> 
> having a little trouble with this....
> 
> > element widgetspecification {
> >    attribute validFrom myfn:transformDate($spec/VALIDFROM),
> >    myfn:outputValidToIfRequired($spec/VALIDTO),
> >    ...
> > }
> 
> using my input from the earlier email (repeated below) the following
> 'works':
> 
>   <widgetspecifications>
>   {
>     for $spec in $this//SPEC
>     return
>     <widgetspecification 
>       validFrom="{$spec/VALIDFROM/text()}" 
>       validTo="{$spec/VALIDTO/text()}">
>     </widgetspecification>          
>   }
>   </widgetspecifications>
> 
> however, when I try to incorporate your suggested syntax change:
> 
>   <widgetspecifications>
>   {
>     for $spec in $this//SPEC
>     return
>       element widgetspecification {
>         attribute validFrom $spec/VALIDFROM/text(),
>         attribute validTo $spec/VALIDTO/text()
>       }
>   }
>   </widgetspecifications>
> 
> I get an error.
> 
> I'm using BEA's engine which is based on the August 16, 2002 
> draft.  Does the above rely on something in a newer version 
> of the draft, or should it work on that version?  Or - am I 
> just missing something completely?
> 
> Am I right in thinking that the above is defined at 
> http://www.w3.org/TR/2002/WD-xquery-20020816/#id-sequencetype ?
> 
> thanks again,
> dim
> 
> input document:
> 
>   <SPECS>
>     <SPEC>
>       <VALIDFROM>20020801</VALIDFROM>
>       <VALIDTO>20020815</VALIDTO>
>       <morestuff />
>     </SPEC>
>     <SPEC>
>       <VALIDFROM>20020816</VALIDFROM>
>       <VALIDTO>99991231</VALIDTO>
>       <morestuff />
>     </SPEC>
>   </SPECS>
> 
> > 
> > -- 
> > 	--Per Bothner
> > http://xquery.com/mailman/listinfo/talk   http://per.bothner.com/
> > _______________________________________________
> > http://xquery.com/mailman/listinfo/talk
> > http://xquery.com/mailman/listinfo/talk
> > 
> 
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