<then>

<then> if의 기본값에서 조건을 분리시키거나 또는 cond 요소의 조건부과 결론부를 분리시킨다. [18.11 Feature System Declaration]
모듈 iso-fs — Feature Structures
속성 att.global (@xml:id, @n, @xml:lang, @xml:base, @xml:space) (att.global.rendition (@rend, @style, @rendition)) (att.global.linking (@corresp, @synch, @sameAs, @copyOf, @next, @prev, @exclude, @select)) (att.global.analytic (@ana)) (att.global.facs (@facs)) (att.global.change (@change)) (att.global.responsibility (@cert, @resp)) (att.global.source (@source))
에 의해 포함된
iso-fs: cond if
포함할 수 있다 공백 요소
주석

This element is provided primarily to enhance the human readability of the feature-system declaration.
예
<cond>
 <fs>
  <f name="BAR">
   <symbol value="1"/>
  </f>
 </fs>
 <then/>
 <fs>
  <f name="FOO">
   <binary value="false"/>
  </f>
 </fs>
</cond>
Content model 
<content>
 <empty/>
</content>
선언 
<rng:element name="then">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.global.rendition.attributes"/>
 <rng:ref name="att.global.linking.attributes"/>
 <rng:ref name="att.global.analytic.attributes"/>
 <rng:ref name="att.global.facs.attributes"/>
 <rng:ref name="att.global.change.attributes"/>
 <rng:ref name="att.global.responsibility.attributes"/>
 <rng:ref name="att.global.source.attributes"/>
 <rng:empty/>
</rng:element>
element then
{
   att.global.attributes,
   att.global.rendition.attributes,
   att.global.linking.attributes,
   att.global.analytic.attributes,
   att.global.facs.attributes,
   att.global.change.attributes,
   att.global.responsibility.attributes,
   att.global.source.attributes,
   empty
}