The HDF_VG_ISVG function returns true if the object associated with an Id is a VGroup in the HDF file.

Examples


Vid = HDF_VG_GETNEXT(Vgrp, -1)
PRINT, HDF_VG_ISVG(VGrp, Vid)

Syntax


Result = HDF_VG_ISVG(VGroup, Id)

Return Value


Returns true if the specified object is a VGroup.

Arguments


VGroup

The VGroup handle returned by a previous call to HDF_VG_ATTACH.

Id

The VGroup or VData reference number obtained by a previous call to HDF_VG_GETNEXT.

Keywords

Version History


4.0

Introduced