OccupancyChecker::getEventFormattedDate

private function getEventFormattedDate(array $event): string
{
	$eventTimezone = null;
	if (!empty($event['TZ_FROM']))
	{
		$eventTimezone = new DateTimeZone($event['TZ_FROM']);
	}
	$result = '';
	try
	{
		$result = BitrixCalendarUtil::formatEventDate(
			new DateTime($event['DATE_FROM'], null, $eventTimezone)
		);
	}
	catch (ObjectException $e)
	{
	}

	return $result;
}