.. highlightlang:: us

.. _xyisdroplinevisible:

XYIsDropLineVisible
===================

.. index:: XYIsDropLineVisible

.. us.tag  XYIsDropLineVisible ENGLISH XYGet

:ref:`XYIsDropLineVisible`
determines whether drop lines are visible.

.. function::  bDropLine = XYIsDropLineVisible(hData)

.. us.return

**Return Value**

*bDropLine* is TRUE (1), when the drop lines appear below the
data points and FALSE (0), if they do not appear.

.. us.params

**Parameters**

.. uparam:: hData

   The handle of a dataset created with :ref:`XYCreate` or
   :ref:`TYCreate`.

.. seealso::
   :ref:`overview-xy-datasets`,
   :ref:`XYShowDropLine`,
   :ref:`XYSetDropValue`,
   :ref:`XYSetDropPen`,
   :ref:`XYCreate`

:sub:`id-130852`