- From: Henry S. Thompson <ht@cogsci.ed.ac.uk>
- Date: 14 Nov 2002 09:26:28 +0000
- To: "Uriel Nusenbaum" <nusen@arnet.com.ar>
- Cc: <xmlschema-dev@w3c.org>
"Uriel Nusenbaum" <nusen@arnet.com.ar> writes: > <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"> > <xsd:element name="XMLMODIFY"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="CUPID" type="cupid"/> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > > <xsd:simpleType name="cupid"> > <xsd:restriction base="xsd:string"> > <xsd:pattern value="[a-z0-9A-Z]*"/> > </xsd:restriction> > </xsd:simpleType> > > </xsd:schema> > > when I make the xml, i have 2 ways , one with the CUPID node empty, > and a second with the CUPID node completed. > > If the node cupid is completed i need to validate that the value > must be minium of four character and maximum of ten character . You can either use a union of a cupid restricted to the empty string and one restricted to max=10, min=4, or, if the semantics seems right to you, just do the length restriction, make the element nillable and require xsi:nil when it's empty. ht -- Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh W3C Fellow 1999--2002, part-time member of W3C Team 2 Buccleuch Place, Edinburgh EH8 9LW, SCOTLAND -- (44) 131 650-4440 Fax: (44) 131 650-4587, e-mail: ht@cogsci.ed.ac.uk URL: http://www.ltg.ed.ac.uk/~ht/ [mail really from me _always_ has this .sig -- mail without it is forged spam]
Received on Thursday, 14 November 2002 04:38:56 UTC