public function retrieve($unit = sfTime::DAY)
	{
		switch ($unit)
		{
			case sfTime::SECOND:
				return date('s', $this->ts);
			case sfTime::MINUTE:
				return date('i', $this->ts);
			case sfTime::HOUR:
				return date('H', $this->ts);
			case sfTime::DAY:
				return date('d', $this->ts);
			case sfTime::WEEK:
				return date('W', $this->ts);
			case sfTime::MONTH:
				return date('m', $this->ts);
			case sfTime::QUARTER:
				return ceil(date('m', $this->ts) / 3);
			case sfTime::YEAR:
				return date('Y', $this->ts);
			case sfTime::DECADE:
				return ceil((date('Y', $this->ts) % 100) / 10);
			case sfTime::CENTURY:
				return ceil(date('Y', $this->ts) / 100);
			case sfTime::MILLENIUM:
				return ceil(date('Y', $this->ts) / 1000);
			default:
				throw new sfDateTimeException(sprintf('The unit of time provided is not valid: %s', $unit));
		}
	}
public function retrieve($unit = sfTime::DAY)
	{
		switch ($unit)
		{
			case sfTime::SECOND:
				return date('s', $this->ts);
			case sfTime::MINUTE:
				return date('i', $this->ts);
			case sfTime::HOUR:
				return date('H', $this->ts);
			case sfTime::DAY:
				return date('d', $this->ts);
			case sfTime::WEEK:
				return date('W', $this->ts);
			case sfTime::MONTH:
				return date('m', $this->ts);
			case sfTime::QUARTER:
				return ceil(date('m', $this->ts) / 3);
			case sfTime::YEAR:
				return date('Y', $this->ts);
			case sfTime::DECADE:
				return ceil((date('Y', $this->ts) % 100) / 10);
			case sfTime::CENTURY:
				return ceil(date('Y', $this->ts) / 100);
			case sfTime::MILLENIUM:
				return ceil(date('Y', $this->ts) / 1000);
			default:
				throw new sfDateTimeException(sprintf('The unit of time provided is not valid: %s', $unit));
		}
	}
public function retrieve ( $ unit = sfTime :: DAY ) { switch ( $ unit ) { case sfTime :: SECOND : return date ( 's' , $ this -> ts ) ; case sfTime :: MINUTE : return date ( 'i' , $ this -> ts ) ; case sfTime :: HOUR : return date ( 'H' , $ this -> ts ) ; case sfTime :: DAY : return date ( 'd' , $ this -> ts ) ; case sfTime :: WEEK : return date ( 'W' , $ this -> ts ) ; case sfTime :: MONTH : return date ( 'm' , $ this -> ts ) ; case sfTime :: QUARTER : return ceil ( date ( 'm' , $ this -> ts ) / 3 ) ; case sfTime :: YEAR : return date ( 'Y' , $ this -> ts ) ; case sfTime :: DECADE : return ceil ( ( date ( 'Y' , $ this -> ts ) % 100 ) / 10 ) ; case sfTime :: CENTURY : return ceil ( date ( 'Y' , $ this -> ts ) / 100 ) ; case sfTime :: MILLENIUM : return ceil ( date ( 'Y' , $ this -> ts ) / 1000 ) ; default : throw new sfDateTimeException ( sprintf ( 'The unit of time provided is not valid: %s' , $ unit ) ) ; } }
Retrieves the given unit of time from the timestamp.

@param	int	unit of time (accepts sfTime constants).
@return	int	the unit of time

@throws	sfDateTimeException
Retrieves the given unit of time from the timestamp .