eZ\Publish\Core\FieldType\RelationList\Type::getSortInfo PHP Метод

For this FieldType, the related object's name is returned.

protected getSortInfo ( Value $value ) : array
$value	eZ\Publish\Core\FieldType\Value
Результат	array

    protected function getSortInfo(BaseValue $value)
    {
        return false;
    }

Type