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Vstart/vfstart

intn Vstart(int32 file_id)
file_id

IN:

File identifier returned by Hopen

Purpose

Initializes the internal vdata and vgroup data structures in an HDF file.

Return value

Returns SUCCEED (or 0) if successful and FAIL (or -1) otherwise.

Description

This routine must be called before any vdata or vgroup operation is attempted on an HDF file. Vstart must be called once for each file involved in the operation.

FORTRAN

integer function vfstart(file_id)

integer file_id



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hdfhelp@ncsa.uiuc.edu
HDF User's Reference Manual, Draft 06/09/97, NCSA HDF Development Group.