/** * @param FieldType $fieldType Document field type. * @param mixed $value Field value. * @param string $toTypeClass Type class name. * @return array */ public static function convertValueMultiple(FieldType $fieldType, $value, $toTypeClass) { if (is_array($value) && \CBPHelper::isAssociativeArray($value)) { $value = array_keys($value); } return parent::convertValueMultiple($fieldType, $value, $toTypeClass); }