From help-octave-request at bevo dot che dot wisc dot edu Thu Sep  4 12:08:57 2003
Subject: Re: howto return a structure from xml
From: Dirk Eddelbuettel <edd at debian dot org>
To: Jan-Mark Batke <batke at nue dot tu-berlin dot de>
Cc: help-octave at bevo dot che dot wisc dot edu
Date: Thu, 4 Sep 2003 09:59:33 -0500

On Thu, Sep 04, 2003 at 04:52:29PM +0200, Jan-Mark Batke wrote:
> Hello octave programmers, 
> 
> how can I build a structure within a octave function written
> in c++?
> 
> My aim is to 
> 1. give a filename.xml to a octave function (works)
> 
> retval = readxml(name);
> 
> 2. parse the xmlfile with help of libxml2 (works)
>    <block1>
>         <block2>content</block2>
>    </block1>
>    <block3>bla</block3>
> 
> 3. retval should hold the xml structure, 
> 
> retval = root {
>               block1 {
>                      block2 = content;
>                      }
>               block3 = bla;
>               }
> (no idea so far)       
> 
> I am pretty new to octave programming; any help (which
> manual to read etc - found nothing in liboctave doc) would
> be appreciated!

The GNU R project has a package StatDataML on the CRAN websites and its
mirrors; it implements a particular XML type for both R and Octave. 

You may be able to learn things from their Octave code; AFAIK it uses the 
standard XML libraries.  Google for StatDataML will lead you to it.

Hth, Dirk

-- 
Those are my principles, and if you don't like them... well, I have others.
                                                -- Groucho Marx



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