.. highlightlang:: us

.. _nc_diminq_size:

nc_diminq_size
==============

.. index:: nc_diminq_size

.. us.tag  nc_diminq_size ENGLISH NC

:ref:`nc_diminq_size` returns the
size of a dimension when given its ID.

.. function::  nSize = nc_diminq_size(ncid, dimid)

.. us.return

**Return Value**

*nSize* is the size of the dimension (number of data points).
If an error occurs, this function returns -1.

.. us.params

**Parameters**

.. uparam:: ncid

   Identifies the netCDF file.

.. uparam:: dimid

   *dimid* is the ID of a dimension.

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

:sub:`id-660030`