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RE: Dependencies between attributes and elements

From: Michael Kay <mike@--------.--->
To: =?iso-8859-1?Q?'Jo=E3o_Cruz_Morais'?= <napalm@----------.--->, xmlschema-dev@--.---
Date: 8/6/2007 6:16:00 PM
> Given this simple xml:
> 
> <vector size="2">
>   <value>1</value>
>   <value>3</value>
> </vector>
> 
> Is there a way to validate the number of <value> elements 
> according to the vector size attribute?
> I'm tempted to say no, so should I make this kind of 
> validation inside my program?

XML Schema 1.1 will add this capability using assertions:

<xs:assert test="count(value) = @size"/>

Meanwhile you have to resort to other approaches, e.g. your own validation
code in XSLT, or Schematron.

Michael Kay
http://www.saxonica.com/


From spiderfish@g... Tue Aug 07 10:07:29 2007
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