Using xs:extension & xs:restriction together?

Question

While writing an XML schema, I am attempting to do something like this

    
        &l         


        

Answer 1

You need to define the restriction on the double separatley

<?xml version="1.0" encoding="utf-8" ?>
<!--Created with Liquid XML Studio Developer Edition 8.1.4.2482 (http://www.liquid-technologies.com)-->
<xs:schema elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <xs:simpleType name="RestrictedDouble">
        <xs:restriction base="xs:double">
            <xs:minInclusive value="0" />
            <xs:maxInclusive value="10" />
        </xs:restriction>
    </xs:simpleType>
    <xs:complexType name="ValueWithUnits">
        <xs:simpleContent>
            <xs:extension base="RestrictedDouble">
                <xs:attribute name="uom" fixed="second" />
            </xs:extension>
        </xs:simpleContent>
    </xs:complexType>
</xs:schema>