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

# HDF_VD_DETACH

The HDF_VD_DETACH procedure is called when done accessing a VData in an HDF file. This routine must be called for every VData attached for writing before closing the HDF file to insure that VSET information is properly updated.

## Syntax

HDF_VD_DETACH, VData

## Arguments

### VData

The VData handle returned by a previous call to HDF_VD_ATTACH.

## Keywords

None

## Version History

4.0 | Introduced

## See Also

HDF_VD_ATTACH