{{alias}}( value[, level] )
    Returns an array of an object's inherited symbol properties.

    If provided `null` or `undefined`, the function returns an empty array.

    Parameters
    ----------
    value: any
        Input value.

    level: integer (optional)
        Inheritance level.

    Returns
    -------
    symbols: Array
        List of an object's inherited symbol properties.

    Examples
    --------
    > var symbols = {{alias}}( [] )

    See Also
    --------