Routines (alphabetical) > Routines: H > HDF Routines > HDF_SD_ISCOORDVAR

# HDF_SD_ISCOORDVAR

The HDF_SD_ISCOORDVAR function determines whether or not the specified dataset ID represents a NetCDF “coordinate” variable.

## Syntax

Result = HDF_SD_ISCOORDVAR(SDdataset_id)

## Return Value

Returns True (1) if the supplied data set ID is a NetCDF coordinate variable. Otherwise, False (0) is returned.

## Arguments

### SDdataset_id

An SD dataset ID as returned by HDF_SD _SELECT or HDF_SD_CREATE.

## Keywords

None

## Version History

4.0 | Introduced