private function getPortableElementSubclasses($superClassName){
        $subClasses = [];
        foreach(PortableModelRegistry::getRegistry()->getModels() as $model){
            $portableElementClass = $model->getQtiElementClassName();
            if(is_subclass_of($portableElementClass, $superClassName)){
                $subClasses[] = $portableElementClass;
            }
        }
        return $subClasses;
    }
private function getPortableElementSubclasses($superClassName){
        $subClasses = [];
        foreach(PortableModelRegistry::getRegistry()->getModels() as $model){
            $portableElementClass = $model->getQtiElementClassName();
            if(is_subclass_of($portableElementClass, $superClassName)){
                $subClasses[] = $portableElementClass;
            }
        }
        return $subClasses;
    }
private function getPortableElementSubclasses ( $ superClassName ) { $ subClasses = [ ] ; foreach ( PortableModelRegistry :: getRegistry ( ) -> getModels ( ) as $ model ) { $ portableElementClass = $ model -> getQtiElementClassName ( ) ; if ( is_subclass_of ( $ portableElementClass , $ superClassName ) ) { $ subClasses [ ] = $ portableElementClass ; } } return $ subClasses ; }
Return the list of registered php portable element subclasses
@return array
Return the list of registered php portable element subclasses