{{alias}}( str, n )
    Returns the last `n` grapheme clusters (i.e., user-perceived characters) of
    a string.

    Parameters
    ----------
    str: string
        Input string.

    n: integer
        Number of grapheme clusters to return.

    Returns
    -------
    out: string
        Output string.

    Examples
    --------
    > var out = {{alias}}( 'beep', 1 )
    'p'
    > out = {{alias}}( 'Boop', 2 )
    'op'
    > out = {{alias}}( 'JavaScript', 6 )
    'Script'

    See Also
    --------