Iff Class
=========

.. php:class:: Iff

    Represents an `alt` or `opt` block of conditional statements

    If an ``Iff`` section contains :php:class:`Elsee` clauses it is rendered as an ``alt`` (alternative) group,
    otherwise it is rendered as an ``opt`` (optional) group

    .. php:method:: __construct(string $condition)

        Create a new Iff conditional group of statements

        :param string $condition: The condition
        :returns: A new instance of ``Iff``
        :rtype: Iff

    .. php:method:: addElse(Elsee ...$else)

        Add Elsee group(s)

        :param Elsee ...$else: The else group(s)
        :returns: A new instance of ``Iff`` with the Elsee group(s) added
        :rtype: Iff

    .. php:method:: addItem(ItemInterface ...$interface)

        Add item(s)

        :param ItemInterface ...$interface: The item(s)
        :returns: A new instance of ``Andd`` with the item(s) added
        :rtype: Andd

    .. php:method:: withComment(string $comment)

        Sets a comment for the Iff

        :param string $comment: The comment
        :returns: A new instance of ``Iff`` with the comment
        :rtype: Iff

    .. php:method:: withElse(Elsee ...$else)

        Set Elsee group(s)

        :param Elsee ...$else: The else group(s)
        :returns: A new instance of ``Iff`` with the Elsee group(s)
        :rtype: Iff

    .. php:method:: withItem(ItemInterface ...$interface)

        Set item(s)

        :param ItemInterface ...$interface: The item(s)
        :returns: A new instance of ``Andd`` with the item(s)
        :rtype: Andd