TEI Lex-0

— A baseline encoding for lexicographic data

12.5.28. teidata.xTruthValue

teidata.xTruthValue (extended truth value) defines the range of attribute values used to express a truth value which may be unknown.
Moduletei — Specification
Used by
Class:
Content model
<content>
 <alternate>
  <dataRef name="boolean"/>
  <valList>
   <valItem ident="unknown"/>
   <valItem ident="inapplicable"/>
  </valList>
 </alternate>
</content>
    
Declaration

teidata.xTruthValue = xsd:boolean | ( "unknown" | "inapplicable" )
Note

In cases where where uncertainty is inappropriate, use the datatype teidata.TruthValue.