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Harris Geospatial / Docs Center / IDL Reference / I/O - GRIB / GRIB_INDEX_GET_SIZE

GRIB_INDEX_GET_SIZE

GRIB_INDEX_GET_SIZE

The GRIB_INDEX_GET_SIZE function returns the number of distinct values of the Key contained in Gindex. Key must belong to Gindex.

Examples


See GRIB_GET_VALUES for a general example using the GRIB routines.

Syntax


Result = GRIB_INDEX_GET_SIZE(Gindex, Key)

Return Value


Returns the number of distinct values in Gindex. 

Arguments


Gindex

A GRIB index created from a file. The index must have been created with Key.

Key

A case-sensitive string containing the key name whose number of values is to be determined.

Version History


8.1

Introduced

 



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