public static function getCountriesByContinent($continent='')
	{
		if (!$continent || !($gdb = self::getGeoDBO()))
		{
			return array();
		}

		$gdb->setQuery("SELECT DISTINCT country FROM country_continent WHERE LOWER(continent) =" . $gdb->quote(strtolower($continent)));
		return $gdb->loadColumn();
	}
public static function getCountriesByContinent($continent='')
	{
		if (!$continent || !($gdb = self::getGeoDBO()))
		{
			return array();
		}

		$gdb->setQuery("SELECT DISTINCT country FROM country_continent WHERE LOWER(continent) =" . $gdb->quote(strtolower($continent)));
		return $gdb->loadColumn();
	}
public static function getCountriesByContinent ( $ continent = '' ) { if ( ! $ continent || ! ( $ gdb = self :: getGeoDBO ( ) ) ) { return array ( ) ; } $ gdb -> setQuery ( "SELECT DISTINCT country FROM country_continent WHERE LOWER(continent) =" . $ gdb -> quote ( strtolower ( $ continent ) ) ) ; return $ gdb -> loadColumn ( ) ; }
Get a list of countries by continent

@param   string  $continent
@return  array
Get a list of countries by continent