http://www.w3.org/2001/XMLSchema
element union

Model

<union
  id = ID
  memberTypes = list of (QName)
  (any attribute from any namespace other than http://www.w3.org/2001/XMLSchema)>
annotation?, simpleType*
</union>

Disallowed substitutions (block)

extension, restriction and substitution

Substitution group exclusion (final)

none (extensions and restrictions are allowed)

Content Type

element-only content, not nillable.

Usage

This element can be the root element of XML instance documents.
This element can be a child of the following elements: union/simpleType, list/simpleType, simpleRestrictionModel.simpleType, simpleType, allModel.element/simpleType, simpleRestrictionModel.simpleType, topLevelAttribute/simpleType, topLevelElement/simpleType, simpleRestrictionModel.simpleType, element/simpleType, attribute/simpleType, localElement/simpleType, allModel.element/simpleType, allModel.element/simpleType, simpleRestrictionModel.simpleType.

id

Definition

Defined with global type ID

Model

{NCName: pattern = \i\c*}

Attribute Usage

optional

Fundamental Facets

equality, non-numeric, unbounded, unordered, countable infinite value space

White Space Processing

collapse

memberTypes

Model

list of (QName)

Attribute Usage

optional

Fundamental Facets

equality, non-numeric, unbounded, unordered, countable infinite value space

White Space Processing

collapse

Type

List of Type
QName	QName