HDF_DFAN_GETLABEL

Syntax | Arguments | Keywords | Examples | Version History | See Also

The HDF_DFAN_GETLABEL procedure reads the label for the given tag-reference pair in an HDF file.

Syntax

HDF_DFAN_GETLABEL, Filename, Tag, Ref, Label

Arguments

Filename

A scalar string that contains the name of the file to be read.

Tag

The tag number.

Reference

The reference number.

Label

A named variable in which the label is returned as a string.

Keywords

None

Examples

fid = HDF_OPEN('test.hdf', /ALL) 
label = 'TEST LABEL' 
tag = 105 ; The annotation tag. 
ref = 2 ; Choose a reference number. 
; Write the label: 
HDF_DFAN_PUTLABEL, 'test.hdf', tag, ref, label 
; Read back the label: 
HDF_DFAN_GETLABEL, 'test.hdf', tag, ref, outl 
HELP, outl ; They look the same... 
; Close the HDF file: 
HDF_CLOSE, fid 

Version History

See Also

HDF_DFAN_GETDESC, HDF_DFAN_LABLIST, HDF_DFAN_PUTDESC, HDF_DFAN_PUTLABEL