RelaxNG
- developed by an "independent" group
- fully supported by libxml2
- easy to read, easy to write
- doesn't have all the features of XML Schema
books.rng:
<?xml version="1.0" encoding="UTF-8"?>
<grammar xmlns:dc="http://purl.org/dc/elements/1.1/" ns="" xmlns="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
<start>
<element name="books">
<oneOrMore>
<element name="book">
<attribute name="id">
<data type="integer"/>
</attribute>
<attribute name="isbn">
<data type="NMTOKEN"/>
</attribute>
<element name="title">
<text/>
</element>
<element name="year">
<data type="integer"/>
</element>
<element name="dc:subject">
<text/>
</element>
</element>
</oneOrMore>
</element>
</start>
</grammar>
RelaxNG II - XHTML hyperlink module
© copyright 2004 Bitflux GmbH