HDF_VG_ISVD

Syntax | Return Value | Arguments | Keywords | Examples | Version History

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

Syntax

Result = HDF_VG_ISVD(VGroup, Id)

Return Value

Returns true if the specified object is a VData.

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

None

Examples

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

Version History