.. highlightlang:: us

.. _xyzdeleteisovalues:

XYZDeleteIsoValues
==================

.. index:: XYZDeleteIsoValues

.. us.tag  XYZDeleteIsoValues ENGLISH XYZSet_iso Changed412

:ref:`XYZDeleteIsoValues`    deletes isoline values.

.. function::  bool = XYZDeleteIsoValues(hData)
    bool = XYZDeleteIsoValues(hData, rvValue)

.. us.return

**Return Value**

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

.. us.params

**Parameters**

.. uparam:: hData

   A handle of a dataset created with :ref:`XYZCreate`.

.. uparam:: rvValue

   *rvValue* is a vector with the values of the isolines to be deleted.

.. us.example

**Example**

Remove all isolines:

::

   rvValues = XYZGetIsoValues(hData);
   XYZDeleteIsoValues(hData, rvValues);

or use:

::

   XYZDeleteIsoValues(hData);

.. seealso::
   :ref:`overview-xyz-datasets`,
   :ref:`XYZCreate`,
   :ref:`XYZGetIsoValues`,
   :ref:`XYZDeleteLinesInRect`

:sub:`id-1175008`