.. _prefix-from-QName:

=================
prefix-from-QName
================= 

The prefix portion of a QName

Description
~~~~~~~~~~~
The fn:prefix-from-QName function returns the prefix associated with a 
particular qualified name. Note that the prefix associated with a qualified name 
selected from an input document will be the prefix that is used in that input 
document, not a prefix used in the query.

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   * - **Parameters**
     - **Description**
   * - arg:string()
     - 

Examples
~~~~~~~~
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   * - **XPath**
     - **Results**
     - **Explanation**
   * - prefix-from-QName(node-name($in-xml))
     - ()
     - 
   * - 
     - 
     - 
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   * - **XPath**
     - **Results**
   * - prefix-from-QName(node-name($in-xml))
     - ()
   * - 
     - 

See Also
~~~~~~~~

.. toctree::
   :titlesonly:
   :glob:

* :ref:`local-name-from-QName`.
* :ref:`namespace-uri-from-QName`.
* :ref:`namespace-uri-for-prefix`.
* :ref:`in-scope-prefixes`.