{{alias}}( str )
    Converts a string to HTTP header case.

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

    Returns
    -------
    out: string
        HTTP header-cased string.

    Examples
    --------
    > var out = {{alias}}( 'Hello World!' )
    'Hello-World'
    > out = {{alias}}( 'beep boop' )
    'Beep-Boop'

    See Also
    --------