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Real World XML by Steven Holzner

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Using the Seq Container

You use a Seq container to indicate that a property has multiple ordered values. In this case, you are indicating that the multiple property values have some order. For example, this document indicates that planet.html covers the topics Mercury, Venus, Earth and Mars, in that order:

Listing . ch18_12.rdf
 
<?xml version="1.0" ?>
<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:dc="http://www.purl.org/DC#">

    <rdf:Description about="http://www.starpowder.com/planets.html">
        <dc:Title>Planets</dc:Title>
        <dc:Creator>Nicolas Copernicus</dc:Creator>
        <dc:Subject>
            <rdf:Seq>
                <rdf:li>Mercury</rdf:li>
					<rdf:li>Venus</rdf:li>
					<rdf:li>Earth</rdf:li>
					<rdf:li>Mars</rdf:li>
					</rdf:Seq> </dc:Subject> </rdf:Description> ...

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