.. _timezone-from-dateTime:

======================
timezone-from-dateTime
====================== 

The timezone portion of a date/time

Description
~~~~~~~~~~~
The fn:timezone-from-dateTime function returns the time zone of an xs:dateTime 
value, offset from UTC, as an xs:dayTimeDuration value between -PT14H and PT14H. 
If the time zone is UTC, the value PT0H is returned.

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

Examples
~~~~~~~~
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   * - **XPath**
     - **Results**
     - **Explanation**
   * - timezone-from-dateTime(xs:dateTime('2006-08-15T10:30:23-05:00'))
     - -PT5H
     - 
   * - timezone-from-dateTime(xs:dateTime('2006-08-15T10:30:23'))
     - ()
     - regardless of the implicit time zone

See Also
~~~~~~~~

.. toctree::
   :titlesonly:
   :glob:

* :ref:`timezone-from-time`.
* :ref:`timezone-from-date`.
* :ref:`functx_timezone-from-duration`.