public static function isLegacy (array $parts = null)
	{
		if ($parts === null)
			return false;

		$keys = PartsLegacy::$legacyKeys;

		unset($keys[array_search('country', $keys)]);

		foreach ($keys as $key)
			if (isset($parts[$key]) || array_key_exists($key, $parts))
				return true;

		return false;
	}
public static function isLegacy (array $parts = null)
	{
		if ($parts === null)
			return false;

		$keys = PartsLegacy::$legacyKeys;

		unset($keys[array_search('country', $keys)]);

		foreach ($keys as $key)
			if (isset($parts[$key]) || array_key_exists($key, $parts))
				return true;

		return false;
	}
public static function isLegacy ( array $ parts = null ) { if ( $ parts === null ) return false ; $ keys = PartsLegacy :: $ legacyKeys ; unset ( $ keys [ array_search ( 'country' , $ keys ) ] ) ; foreach ( $ keys as $ key ) if ( isset ( $ parts [ $ key ] ) || array_key_exists ( $ key , $ parts ) ) return true ; return false ; }
Determines if the given array of parts contains legacy data

@param array $parts

@return bool
Determines if the given array of parts contains legacy data