XML Schema attributeGroup Element
 Complete XML Schema Reference
Definition and Usage
The attributeGroup element is used to group a set of attribute declarations
so that they can be incorporated as a group into complex type definitions.
Element Information
- Parent elements: attributeGroup, complexType, schema, restriction (both simpleContent
and complexContent),
extension (both simpleContent and complexContent)
Syntax
<attributeGroup
id=ID
name=NCName
ref=QName
any attributes
>
(annotation?),((attribute|attributeGroup)*,anyAttribute?))
</attributeGroup>
|
(The ? sign declares that the element can occur zero or one time, and the * sign declares that the element can occur zero or more times
inside the attributeGroup element)
| Attribute |
Description |
| id |
Optional. Specifies a unique ID for the element |
| name |
Optional. Specifies the name of the attribute group. Name and ref attributes cannot
both be present |
| ref |
Optional. Specifies a reference to a named attribute group.
Name and ref attributes cannot both be present |
| any attributes |
Optional. Specifies any other attributes with non-schema
namespace |
Example 1
<xs:attributeGroup name="personattr">
<xs:attribute name="attr1" type="string"/>
<xs:attribute name="attr2" type="integer"/>
</xs:attributeGroup>
<xs:complexType name="person">
<xs:attributeGroup ref="personattr"/>
</xs:complexType>
|
The example above defines an attribute group named "personattr" which is used
in a complex type named "person".
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