. */ namespace Fisharebest\Webtrees\Census; use Fisharebest\Webtrees\Individual; /** * The individual's date of birth. */ class CensusColumnBirthYear extends AbstractCensusColumn implements CensusColumnInterface { /** * Generate the likely value of this census column, based on available information. * * @param Individual $individual * @param Individual|null $head * * @return string */ public function generate(Individual $individual, Individual $head = null) { return $individual->getEstimatedBirthDate()->minimumDate()->format('%Y'); } }