.. highlightlang:: us

.. _xyzisspline:

XYZIsSpline
===========

.. index:: XYZIsSpline

.. us.tag  XYZIsSpline ENGLISH XYZGet_iso

:ref:`XYZIsSpline` checks if the isoline points
are connected by a spline.

.. function::  bSpline = XYZIsSpline(hData)

.. us.return

**Return Value**

*bSpline* is TRUE (1), when the isoline points should be connected by
a spline and FALSE (0), if they should be connected with a polygon.

.. us.params

**Parameters**

.. uparam:: hData

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

.. seealso::
   :ref:`overview-xyz-datasets`,
   :ref:`XYZCreate`,
   :ref:`XYZSetSpline`

:sub:`id-45467`