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RE: W3C Schema Question

• To: "CHIUSANO, Joseph" <JCHIUSANO@l...>,<xml-dev@l...>
• Subject: RE: W3C Schema Question
• From: "Dare Obasanjo" <dareo@m...>
• Date: Wed, 25 Sep 2002 13:51:38 -0700
• Thread-index: AcJkyCDdomuBXtTISBCCbgG9Uy81iAADRCHA
• Thread-topic: W3C Schema Question

How about using a union type? 

http://www.w3.org/TR/xmlschema-0/#UnionDt

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>  
>  
> -----Original Message-----
> From: CHIUSANO, Joseph [mailto:JCHIUSANO@l...] 
> Sent: Wednesday, September 25, 2002 12:17 PM
> To: xml-dev@l...
> 
> Dear All,
> 
> I have a situation in which I need to anticipate the 
> possibility of 2 different datatypes in a single XML element 
> (I'm thinking xsi:type right now, but I'll continue).  I have 
> an element that can either be a date, or an asterisk.  The 
> date or asterisk will always appear in the same element - 
> i.e. there are not separate elements for these.  So we can have:
> 
> <MyElement>2002-02-02</MyElement>
> 
> in one XML document, and then:
> 
> <MyElement>*</MyElement>
> 
> in another.
> 
> Is there an efficient way to handle this within a single 
> schema, ensuring that invalid dates are detected?
> 
> Kind Regards,
> Joe Chiusano
> LMI
> 
> > 
> **************************************************************
> ************
> >   Joseph M. Chiusano
> >   Logistics Management Institute
> >   2000 Corporate Ridge
> >   McLean, VA 22102
> >   Email: jchiusano@l...
> >   Tel: 571.633.7722
> > 
> **********************************************************************
> > ****
> > 
> > 
> 
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