indexOf
=======

Returns the first position of a value in a value sequence.

See also :doc:`lastIndexOf`.

Syntax
------

.. code-block:: javascript

  indexOf(value)

=============== ============================
Parameter       Description
=============== ============================
``value``       A primitive value or a value object to be looked for.
=============== ============================

Examples
--------

.. code-block:: javascript

  $('Admin.StageInstance.stage').indexOf('Spirometry')