{{alias}}( str, idx[, backward] )
    Returns a Unicode code point from a string at a specified position.

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

    idx: integer
        Position.

    backward: boolean (optional)
        Backward iteration for low surrogates.

    Returns
    -------
    out: integer
        Unicode code point.

    Examples
    --------
    > var out = {{alias}}( 'last man standing', 4 )
    32
    > out = {{alias}}( 'presidential election', 8, true )
    116
    > out = {{alias}}( 'अनुच्छेद', 2 )
    2369
    > out = {{alias}}( '🌷', 1, true )
    127799

    See Also
    --------