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

HDF_GR_FINDATTR

HDF_GR_FINDATTR

This function finds the index of an HDF data object's attribute given its attribute name. HDF_GR_FINDATTR returns the index of the attribute whose name is specified by the parameter attr_name for the object identified by the parameter obj_id.

Syntax


Result = HDF_GR_FINDATTR(obj_id, attr_name)

Return Value


Returns the index of the attribute if successful or FAIL (-1) otherwise.

Arguments


obj_id

Raster image identifier (ri_id), returned by HDF_GR_CREATE or HDF_GR_SELECT, or HDF GR interface identifier (gr_id), returned by HDF_GR_START.

attr_name

Name of the attribute.

Keywords


None

Version History


5.2

Introduced



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