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Re: Non empty content model

From: Henry S. Thompson <ht@cogsci.ed.ac.uk>
Date: Tue, 02 Sep 2003 09:28:07 +0100
To: Cams Ismael <Ismael.Cams@siemens.com>
Cc: "'xmlschema-dev@w3.org'" <xmlschema-dev@w3.org>
Message-ID: <f5b1xuzppbc.fsf@erasmus.inf.ed.ac.uk>

Cams Ismael <Ismael.Cams@siemens.com> writes:

> Hello all,
>
> how can i define that an element may not be empty.
> Now I use:
>
> <xsd:simpleType name="nonEmptyString">
> 	<xsd:restriction base="xsd:string">
> 		<xsd:minLength value="1"/>
> 	</xsd:restriction>
> </xsd:simpleType>

That may not have the effect you expect -- it would allow
   <a> </a>
for instance.  But it's a reasonable approach.  The other possible
route is to use a 'pattern' facet.

> Is there an attribute or a general rule to indicate the content of an
> element may not be empty ? 

No.

ht
-- 
  Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
                      Half-time member of W3C Team
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Received on Tuesday, 2 September 2003 04:29:53 GMT

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