Attributes can be restricted to a given subset name-set with the restrict-to operator. Prototype atvset <-- atvset restrict-to name-set Example attr(first LANGUAGE within file $myfile) restrict-to ISO639; ISO639="en"
Attributes can be restricted to a given subset name-set with the restrict-to operator.
Prototype
atvset <-- atvset restrict-to name-set
Example
attr(first LANGUAGE within file $myfile) restrict-to ISO639; ISO639="en"
ISO639="en"