From help-octave-request at bevo dot che dot wisc dot edu Fri Jan 10 16:19:08 2003
Subject: save overhead when call functions?
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: Shengchao Li <lish at ee dot eng dot ohio-state dot edu>
Cc: help-octave at bevo dot che dot wisc dot edu
Date: Fri, 10 Jan 2003 16:18:59 -0600

On 10-Jan-2003, Shengchao Li <lish at ee dot eng dot ohio-state dot edu> wrote:

| Dear all,
|   I am wondering if there is some way to save the overhead when make calls
| to functions. I have to call a function to process several big matrices,
| by h=thefunction(A,B,C,D,E,F). Each matrix is of the sise 400x400. I
| read octave document and learn that the matrices are copied to the
| function so there is a lot of overhead.

Where did you read that?

The values are not copied unless they are modified inside the
function.

jwe



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