/**
* @param string $length One of `Units::LENGTH_*`.
*
* @return string
*/
private function name_for($length)
{
return $this->units->name_for($this->unit, $length);
}
/**
* Format the sequence.
*
* @param string $length One of `Units::DEFAULT_*`, Defaults to {@link Units::DEFAULT_LENGTH}.
*
* @return string
*/
public function format($length = Units::DEFAULT_LENGTH)
{
return $this->units->format_sequence($this->sequence, $length);
}