Horde_Date_Repeater_DayName::_dayNumber PHP Method

    protected function _dayNumber($dayName)
    {
        $days = array('monday' => Horde_Date::DATE_MONDAY, 'tuesday' => Horde_Date::DATE_TUESDAY, 'wednesday' => Horde_Date::DATE_WEDNESDAY, 'thursday' => Horde_Date::DATE_THURSDAY, 'friday' => Horde_Date::DATE_FRIDAY, 'saturday' => Horde_Date::DATE_SATURDAY, 'sunday' => Horde_Date::DATE_SUNDAY);
        if (!isset($days[$dayName])) {
            throw new InvalidArgumentException('Invalid day name "' . $dayName . '"');
        }
        return $days[$dayName];
    }