From help-octave-request at bevo dot che dot wisc dot edu Tue Dec 17 16:57:17 2002
Subject: index inconsistency?
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: "Albert F. Niessner" <Al dot Niessner at jpl dot nasa dot gov>
Cc: Octave Help <help-octave at bevo dot che dot wisc dot edu>
Date: Tue, 17 Dec 2002 16:56:04 -0600

On 17-Dec-2002, Albert F. Niessner <Al dot Niessner at jpl dot nasa dot gov> wrote:

| Why does octave index matrices (vectors) from 1..m, 1..n and then the
| indexing in Matrix -- the C/C++ code for dynamic loaded functions --
| done from 0..m-1, 0..n-1?
| 
| It really is not that big of deal. I was just wondering if anyone knows
| or remembers the rationale for doing it this way.

Matlab uses 1, so that was necessary for the scripting language to be
compatible.  C/C++ arrays are 0-based, so the C++ interface to
liboctave uses 0.

jwe



-------------------------------------------------------------
Octave is freely available under the terms of the GNU GPL.

Octave's home on the web:  http://www.octave.org
How to fund new projects:  http://www.octave.org/funding.html
Subscription information:  http://www.octave.org/archive.html
-------------------------------------------------------------