Gpf_Data_Record::get PHP Method

        public function get($id)
        {
            $index = $this->header->getIndex($id);
            return $this->record[$index];
        }

 private function saveField(Gpf_Data_Record $field) {
 	$dbRow = $this->createDbRowObject();
     $dbRow->setPrimaryKeyValue($field->get('id'));
     $dbRow->load();
     $dbRow->set($field->get("name"), $field->get("value"));
     $dbRow->save();
 }