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Scientific Data Formats: Hierarchical Data Format |
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The HDF_VG_SETINFO procedure sets the name and class of a VGroup.
HDF_VG_SETINFO, VGroup [, CLASS=string] [, NAME=string]
The VGroup handle as returned by HDF_VG _ATTACH.
A string containing the class name for the VGroup.
A string containing the name for the VGroup.
fid = HDF_OPEN('demo.hdf',/RDWR) ; Open an HDF file:
vgid = HDF_VG_ATTACH(fid, -1, /WRITE) ; Add a new VGroup:
; Set the name and class for the VGroup:
HDF_VG_SETINFO, vgid, NAME='My Name', CLASS='My VGroup Class'
; Retrieve the name and class information from the file:
HDF_VG_GETINFO, vgid, NAME=outname, CLASS=outclass
; Print information about the returned variables:
HELP, outname, outclass
; End VGroup access:
HDF_VG_DETACH, vgid
; Close the HDF file:
HDF_CLOSE, fid