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Harris Geospatial / Docs Center / IDL Reference / I/O - EOS / EOS_PT_NFIELDS

EOS_PT_NFIELDS

EOS_PT_NFIELDS

This function returns the number of fields in a level.

Examples


In this example, we retrieve the number of fields in the 2nd point defined previously:

nflds=EOS_PT_NFIELDS(pointID2,0)

Syntax


Result = EOS_PT_NFIELDS( pointID, level [, LENGTH=bytes] )

Return Value


Returns number of fields if successful and FAIL (–1) otherwise.

Arguments


pointID

Point id (long) returned by EOS_PT_CREATE or EOS_PT_ATTACH.

level

Level number (0-based long).

Keywords


LENGTH

Size (long) in bytes of fieldlist for level.

Version History


5.2

Introduced



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