MarkLogic 9 Product Documentationsem:unknown-datatype
sem:unknown-datatype( $val as sem:unknown ) as sem:iri
Summary
Returns the datatype IRI of a sem:unknown value.
This function is a built-in.
| Parameters | |
|---|---|
| val | The sem:unknown value. |
Example
sem:unknown-datatype(sem:unknown("unknown value", sem:iri("string")));
=>
"string"