public static function keys()
    {
        return collect([
            Response::HTTP_MOVED_PERMANENTLY,
            Response::HTTP_SEE_OTHER,
            Response::HTTP_TEMPORARY_REDIRECT,
            Response::HTTP_PERMANENTLY_REDIRECT,
        ]);
    }
public static function keys()
    {
        return collect([
            Response::HTTP_MOVED_PERMANENTLY,
            Response::HTTP_SEE_OTHER,
            Response::HTTP_TEMPORARY_REDIRECT,
            Response::HTTP_PERMANENTLY_REDIRECT,
        ]);
    }
public static function keys ( ) { return collect ( [ Response :: HTTP_MOVED_PERMANENTLY , Response :: HTTP_SEE_OTHER , Response :: HTTP_TEMPORARY_REDIRECT , Response :: HTTP_PERMANENTLY_REDIRECT , ] ) ; }
Get the all status codes.

@return \Illuminate\Support\Collection
Get the all status codes .