test/relaxng/tutor9_4.rng

   1 <grammar xmlns="http://relaxng.org/ns/structure/1.0">
   2   <start>
   3     <element name="data">
   4       <interleave>
   5         <text/>
   6         <ref name="inline.class"/>
   7       </interleave>
   8     </element>
   9   </start>
  10
  11   <define name="inline.class">
  12     <choice>
  13       <element name="bold">
  14         <ref name="inline"/>
  15       </element>
  16       <element name="italic">
  17         <ref name="inline"/>
  18       </element>
  19     </choice>
  20   </define>
  21
  22   <define name="inline">
  23     <zeroOrMore>
  24       <choice>
  25         <text/>
  26         <element name="code">
  27           <ref name="inline"/>
  28         </element>
  29         <element name="em">
  30           <ref name="inline"/>
  31         </element>
  32         <!-- etc -->
  33       </choice>
  34     </zeroOrMore>
  35   </define>
  36 </grammar>