===============
assert_level_in
===============


  .. js:function:: webix.assert_level_in([see official doc])

   webix.assert_level_in helper.

   Please look into the linked `official documentation`_.





References
~~~~~~~~~~


helpers
   `~webix.assert_error`:js:func:,  `~webix.assert_level`:js:func:.






Referenced by
~~~~~~~~~~~~~


helpers
   `~webix.copy`:js:func:.




External references
~~~~~~~~~~~~~~~~~~~

`Official documentation page`_.

.. _official documentation:
.. _Official documentation page: http://docs.webix.com/api___assert_level_in.html

Code
~~~~

.. literalinclude:: js_srcs/assert_level_in_helper.js
   :language: javascript
   :linenos: