.. highlightlang:: us

.. index:: GridCanUndo

.. _gridcanundo:

GridCanUndo
===========

.. us.tag  GridCanUndo NOTREADYENGLISH New340 GridUndo

:ref:`GridCanUndo` gets a value indicating whether the user can undo the previous
operation.

.. function::  bool = GridCanUndo()

.. us.return

**Return Value**

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

.. us.comment

**Comment**

All functions starting with ``Grid`` access the data browser. If the browser
dialog isn't open, these functions return an invalid value.

.. seealso::
   :ref:`overview-netcdf-browser`,
   :ref:`overview-netcdf-files`

:sub:`id-160203`