
{{alias}}( str, start, end )
    Slices a string based on grapheme cluster (i.e., user-perceived character)
    indices.

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

    start: integer
        The `ith` grapheme cluster to start a slice (inclusive).

    end: integer
        The `jth` grapheme cluster to end a slice (exclusive).

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

    Examples
    --------
    > var out = {{alias}}( 'beep', 0, 2 )
    'be'
    > out = {{alias}}( 'Boop', 1, 3 )
    'oo'
    > out = {{alias}}( 'foo bar', 4, 7 )
    'bar'
    > out = {{alias}}( '🐶🐮🐷🐰🐸', 0, 2 )
    '🐶🐮'

    See Also
    --------
