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XML Schema
book

XML Schema

by Eric van der Vlist
June 2002
Intermediate to advanced content levelIntermediate to advanced
396 pages
11h 8m
English
O'Reilly Media, Inc.
Content preview from XML Schema

Name

xs:attributeGroup(reference) — Reference to a global attributes group declaration.

Synopsis

<xs:attributeGroup
           id           = xs:ID
           ref          = xs:QName
           {any attributes with non-schema namespace}
           >
           Content: (xs:annotation?)
</xs:attributeGroup>

May be included in: xs:attributeGroup (global definition), xs:complexType (local definition), xs:complexType (global definition), xs:extension (complex content), xs:extension (simple content), xs:restriction (complex content), xs:restriction (simple content)

Description

Any non-top-level occurrence of xs:attribute is a reference to an attribute group that acts like a replacement of the group by the attributes (or attribute group references) embedded in the group.

Restrictions

None.

Example

<xs:element name="book">
  <xs:complexType>
    <xs:sequence>
      <xs:element ref="isbn"/>
      <xs:element ref="title"/>
      <xs:element ref="author" minOccurs="0" maxOccurs="unbounded"/> 
      <xs:element ref="character" minOccurs="0"
        maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attributeGroup ref="bookAttributes"/>
  </xs:complexType>
</xs:element>

Attributes

id

W3C XML Schema’s element ID.

ref

Qualified name of the attribute group to reference.

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Publisher Resources

ISBN: 0596002521Supplemental ContentErrata Page