.. highlightlang:: us

.. _nargsin:

nargsin
=======

.. index:: nargsin

.. us.tag  nargsin NOTREADYENGLISH

:ref:`nargsin` returns the number of arguments a function was called with.

.. function::  rsIn = nargsin()

.. us.return

**Return Value**

*rsIn* is the number of arguments.

.. seealso::
   :ref:`overview-programming`,
   :ref:`nargsout`

:sub:`id-647076`