• Модуль: calendar
  • Путь к файлу: ~/bitrix/modules/calendar/lib/core/event/tools/recurrence.php
  • Класс: BitrixCalendarCoreEventToolsRecurrence
  • Вызов: Recurrence::prepareWeekDays
private function prepareWeekDays(array $getByday): array
{
	$days = array_flip(self::WEEK_DAYS_SHORT);
	return array_map(function ($val) use ($days) {
		return $days[$val];
	}, $getByday);
}