MarkLogic 12 Product Documentation

sem:isLiteral

sem:isLiteral(
   $value as xs:anyAtomicType
) as xs:boolean

Summary

Returns true if the argument is an RDF literal - that is, derived from type xs:anyAtomicType, but not derived from type sem:iri. This XQuery function backs up the SPARQL isLiteral() function.

This function is a built-in.

Example

sem:isLiteral("subject text")
=>
true