src/FilterSetting/AbstractFromTo.php
public function getReferencedAttributes()
    {
        $objAttribute = null;
        if (!($this->get('attr_id')
            && ($objAttribute = $this->getMetaModel()->getAttributeById($this->get('attr_id'))))) {
            return [];
        }

        return $objAttribute ? [$objAttribute->getColName()] : [];
    }
public function getReferencedAttributes()
    {
        $objAttribute = null;
        if (!($this->get('attr_id')
            && ($objAttribute = $this->getMetaModel()->getAttributeById($this->get('attr_id'))))) {
            return [];
        }

        return $objAttribute ? [$objAttribute->getColName()] : [];
    }
public function getReferencedAttributes ( ) { $ objAttribute = null ; if ( ! ( $ this -> get ( 'attr_id' ) && ( $ objAttribute = $ this -> getMetaModel ( ) -> getAttributeById ( $ this -> get ( 'attr_id' ) ) ) ) ) { return [ ] ; } return $ objAttribute ? [ $ objAttribute -> getColName ( ) ] : [ ] ; }
Retrieve the attribute name that is referenced in this filter setting.

@return array
Retrieve the attribute name that is referenced in this filter setting .