{{alias}}( str1, str2 )
    Concatenates two strings.

    Parameters
    ----------
    str1: string
        First input string.

    str2: string
        Second input string.

    Returns
    -------
    out: string
        Concatenated string.

    Examples
    --------
    > var out = {{alias}}( 'beep', 'boop' )
    'beepboop'

    See Also
    --------