public function extract(): array
    {
        $properties = [];

        foreach ($this->graphs as $graph) {
            foreach ($graph->allOfType('rdf:Property') as $property) {
                $properties[$property->localName()] = $this->extractForProperty($property);
            }
        }

        return $properties;
    }
public function extract(): array
    {
        $properties = [];

        foreach ($this->graphs as $graph) {
            foreach ($graph->allOfType('rdf:Property') as $property) {
                $properties[$property->localName()] = $this->extractForProperty($property);
            }
        }

        return $properties;
    }
public function extract ( ) : array { $ properties = [ ] ; foreach ( $ this -> graphs as $ graph ) { foreach ( $ graph -> allOfType ( 'rdf:Property' ) as $ property ) { $ properties [ $ property -> localName ( ) ] = $ this -> extractForProperty ( $ property ) ; } } return $ properties ; }
Extracts cardinality of properties.
Extracts cardinality of properties .