.. _functx_depth-of-node:

====================
functx:depth-of-node
==================== 

The depth (level) of a node in an XML tree

Description
~~~~~~~~~~~
The functx:depth-of-node function returns the level of a node within a document, 
as an integer. 1 represents the root node, 2 is a child of the root, etc. If 
$node is a document node, the document node itself counts as the first level.

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   * - **Parameters**
     - **Description**
   * - node:node()
     - the node to check

Examples
~~~~~~~~
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   * - **XPath**
     - **Results**
   * - functx:depth-of-node($in-xml)
     - 1
   * - functx:depth-of-node($in-xml/author[1])
     - 2
   * - functx:depth-of-node($in-xml/author[1]/fName/text())
     - 4

See Also
~~~~~~~~

.. toctree::
   :titlesonly:
   :glob:

* :ref:`functx_max-depth`.