.. highlightlang:: us

.. _nc_varinq_datatype:

nc_varinq_datatype
==================

.. index:: nc_varinq_datatype

.. us.tag  nc_varinq_datatype ENGLISH NC_Var

:ref:`nc_varinq_datatype` returns the data type of a variable when given its ID.

.. function::  datatype = nc_varinq_datatype(ncid, varid)

.. us.return

**Return Value**

*datatype* is the data type of the variable with the ID *varid* and is one of
the following:

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

   * - Value
     - Meaning
   * - NC_BYTE
     - Eight-bit data
   * - NC_CHAR
     - for representing text strings as arrays of ASCII characters
   * - NC_SHORT
     - 16-Bit integers
   * - NC_LONG
     - 32-Bit integers
   * - NC_FLOAT
     - 32-Bit IEEE floating-point
   * - NC_DOUBLE
     - 64-Bit IEEE floating-point

If an error occurs, *datatype* is -1.

.. us.params

**Parameters**

.. uparam:: ncid

   Identifies the netCDF file.

.. uparam:: varid

   *varid* is the ID of the variable.

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

:sub:`id-1540160`