Container for content selection declarations in a Block context.
Container for content selection declarations in a Block context.
        
<sel:select>
    <sel:when expr="…">
        …
    </sel:when>    
    <sel:otherwise>
        …
    </sel:otherwise>
</sel:select>        
    address, annotation, m:annotation-xml, aside (block variant), aside (toc variant), backcover, block, caption, entry (bibliography variant), entry (glossary variant), flaps, frontcover, item, d:longdesc, note (block variant), note (phrase variant), sel:otherwise, quote, section, d:simplifiedLanguageDescription, td, th, d:tour and sel:when
This element must not contain text.
This element must contain the following children: sel:otherwise and sel:when
This element exists in 2 variants. The other variant is the Phrase variant.
http://www.daisy.org/ns/z3998/authoring/features/select/