RDF API classes

Note that class names in PHP are case-insensitive, so feel free to refer to these classes using all-lowercase names if you wish.

Datatype classes

RDF_URIRef

See URI references.

RDF_BNode

See blank nodes.

RDF_Literal

See language-tagged or datatyped literals.

RDF_XMLLiteral

See XML literals..

Iterator classes

RDF_QueryIterator

RDF_QueryCallback

This is a double-indirection callback hack that would be unnecessary if PHP supported closures.

Vocabulary classes

These are all abstract (non-instantiable) classes providing a facile way to construct predicate URIs.

RDF

RDFS

XSD

OWL

DC

DCterms

DCMItype