.. _`Apply`:

.. _`org.sysess.builtin.apply`:

Apply
=====

.. image:: apply.svg
   :width: 48


Apply Lambda function to Argument



**Documentation**

Apply Lambda function to Argument.

When the Lambda function has multiple input arguments Apply will do a
partial application producing a new Lambda function with with the argument
bound as the value for the first argument.

When the Lambda function has a single input argument Apply will evaluate
the function to produce a result, taking into account any arguments
previously bound.


**Definition**


*Input ports*

    :Function:  <a> -> <b>

        Lambda Function to Apply

    :Argument:  <a>

        Argument


*Output ports*

    :Output:  <b>

        Output





.. automodule:: node_lambda

.. class:: Apply






**Example flows**

* :download:`LambdaOperations.syx </_examples/Sympathy/Generic/Lambda/LambdaOperations.syx>`