.. _`Propagate First Input`:

.. _`org.sysess.sympathy.generic.propagatefirst`:

Propagate First Input
`````````````````````

.. image:: propagate_first.svg
   :width: 48


Propagate first input to output




Documentation
:::::::::::::

Propagate first input to output.

This node is mostly useful for testing purposes.
It can also be used to force a specific execution
order.


Definition
::::::::::


Input ports
...........

    **item1**  <a>
        The Item to be propagated

    **item2** 0 - inf,  <b>
        Item that will not be propagated


Output ports
............

    **item**  <a>
        Propagated Item










Examples
........

* :download:`Propagate.syx </Examples/Sympathy/Generic/List/Propagate.syx>`




Implementation
..............

.. automodule:: node_list_operations
    :noindex:

.. class:: PropagateFirst
    :noindex: