Forward expression
==================
 
.. currentmodule:: ansys.scadeone.core.swan

A **forward** expression is stored as a :py:class:`Forward` class. The class hierarchy is given in the following pictures:

.. figure:: forward.svg
    
    Forward class diagram


.. figure:: forward_return.svg
    
    Forward return

.. autoclass:: Forward

.. autoclass:: ForwardState

.. autoclass:: ForwardBody

Dimensions
----------

.. autoclass:: ForwardDim

.. autoclass:: ForwardElement

.. autoclass:: ForwardLHS

Return
------

.. autoclass:: ForwardReturnItem

.. autoclass:: ProtectedForwardReturnItem

Item clause
^^^^^^^^^^^

.. autoclass:: ForwardReturnItemClause

.. autoclass:: ForwardItemClause

.. autoclass:: ForwardLastDefault

Array clause
^^^^^^^^^^^^ 

.. autoclass:: ForwardReturnArrayClause

.. autoclass:: ForwardArrayClause