.. highlightlang:: us

.. index:: AppSetDatasetDataType

.. _appsetdatasetdatatype:

AppSetDatasetDataType
=====================

.. us.tag  AppSetDatasetDataType NOTREADYENGLISH App

:ref:`AppSetDatasetDataType` sets the data type for 1D and 2D datasets.

.. function::  rsOldDataType = AppSetDatasetDataType()
               rsOldDataType = AppSetDatasetDataType(rsNewDataType)

.. us.return

**Return Value**

*rsOldDataType*

.. us.params

**Parameters**

.. uparam:: rsNewDataType

   *rsNewDataType* can be one of the following values:

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

      * - Value
        - Meaning
      * - DATATYPE_FLOAT32
        - 4 byte
      * - DATATYPE_FLOAT64
        - 8 byte

.. us.comment

**Comment**

If the function is called without a parameter the current data type is returned.
:ref:`AppSetDatasetDataType` should be called before a dataset is created. If a
dataset contains Time/Date coordinates the data type ``DATATYPE_FLOAT64`` should
be set.

.. seealso::
   :ref:`XYCreate`,
   :ref:`TYCreate`,
   :ref:`XYSetDataType`,
   :ref:`XYGetDataType`

:sub:`id-2040648`