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How about using a union type? http://www.w3.org/TR/xmlschema-0/#UnionDt -- PITHY WORDS OF WISDOM Don't think of it as being outnumbered and surrounded, think of it as a really low risk of ammunition wastage. This posting is provided "AS IS" with no warranties, and confers no rights. > > > -----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 > > > ********************************************************************** > > **** > > > > > > ----------------------------------------------------------------- > The xml-dev list is sponsored by XML.org > <http://www.xml.org>, an initiative of OASIS > <http://www.oasis-open.org> > > The list archives are at http://lists.xml.org/archives/xml-dev/ > > To subscribe or unsubscribe from this list use the subscription > manager: <http://lists.xml.org/ob/adm.pl> > >
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