.. highlightlang:: us

.. index:: updf_revert

.. _updf_revert:

updf_revert
===========

.. us.tag  updf_revert NOTREADYENGLISH updf updf-stor New560

:ref:`updf_revert` reverts all modifications since the last open or commit
command (:ref:`updf_commit`).

.. function::  bool = updf_revert(stg)

.. us.return

**Return Value**

If the function succeeds, the return value is TRUE (1); otherwise it is FALSE (0).

.. us.params

**Parameters**

.. uparam:: stg

   *stg* is a storage object (see :ref:`updf_create_file`, :ref:`updf_open_file`,
   :ref:`updf_create_storage`).

.. us.example

**Example**

.. include:: ../include/test_updf_revert.ic

.. us.history

**History**

.. list-table::
   :header-rows: 1

   * - Version
     - Description
   * - 5.6.0
     - New

.. seealso::
   :ref:`overview-updf-files`

:sub:`id-1009928`