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Harris Geospatial / Docs Center / IDL Reference / I/O - HDF / HDF_VD_ISATTR

HDF_VD_ISATTR

HDF_VD_ISATTR

The HDF_VD_ISATTR function determines whether or not a VData is storing an attribute. HDF stores attributes as VDatas, so this routine provides a means to test whether or not a particular VData contains an attribute.

Examples


For an example using this routine, see HDF_VD_ATTRSET.

Syntax


Result = HDF_VD_ISATTR(VData)

Return Value


Returns TRUE (1) if the VData is storing an attribute, FALSE (0) otherwise.

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_ATTRFIND,  HDF_VD_ATTRINFO,  HDF_VD_ATTRSETHDF_VD_NATTRS



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