src/GoodRelationsBridge.php
public function exist(string $id): bool
    {
        foreach ($this->relations as $relation) {
            $result = $relation->xpath(sprintf('//*[@rdf:about="%s"]', $this->getPropertyUrl($id)));
            if (!empty($result)) {
                return true;
            }
        }

        return false;
    }
public function exist(string $id): bool
    {
        foreach ($this->relations as $relation) {
            $result = $relation->xpath(sprintf('//*[@rdf:about="%s"]', $this->getPropertyUrl($id)));
            if (!empty($result)) {
                return true;
            }
        }

        return false;
    }
Checks if a property exists in GoodRelations.