The union method joins the value spaces and lexical spaces of one or more datatypes to derive a new type : union « XML Schema « XML Tutorial

1.	Introduction
2.	Namespace
3.	XML Schema
4.	XPath
5.	XSLT stylesheet

XML Tutorial » XML Schema » union

3.80.2.The union method joins the value spaces and lexical spaces of one or more datatypes to derive a new type

<!-- schema -->

<xsd:element name="recipe">

  <xsd:simpleType>

   <xsd:union>

    <xsd:simpleType>

    <xsd:restriction base="decimal"/>

    </xsd:simpleType>

    <xsd:simpleType>

     <xsd:restriction base="string"/>

    </xsd:simpleType>

   </xsd:union>

  </xsd:simpleType>

</xsd:element>



<!-- instance document -->

<recipe>1.5</recipe>

<recipe>cups</recipe>

3.80.union
	3.80.1.	By declaring a , you can validate the values in your instance document against multiple types.
	3.80.2.	The union method joins the value spaces and lexical spaces of one or more datatypes to derive a new type
	3.80.3.	When the values of a union datatype are validated, they’re validated in the order in which they’re defined

java2s.com | Contact Us | Privacy Policy

All other trademarks are property of their respective owners.