.. highlightlang:: us

.. index:: IsFunctionLoaded

.. _isfunctionloaded:

IsFunctionLoaded
================

.. us.tag  IsFunctionLoaded ENGLISH New300

:ref:`IsFunctionLoaded` determines whether the specified function is loaded. Only
loaded functions can be called.

.. function::  bool = IsFunctionLoaded(ssFunctionName)

.. us.return

**Return Value**

*bool* is TRUE (1) if the function is loaded and FALSE (0) if the function is not
loaded.

.. us.params

**Parameters**

.. uparam:: ssFunctionName

   *ssFunctionName* is the name of a function.

.. us.example

**Example**

::

   IsFunctionLoaded("strfind")
   1.0000

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

:sub:`id-311568`