Re: while condition

[Roberto Lopez]

SZABO Sandor wrote:
> 
> Hello,
> 
> In doc I found the following ones:
> 
> function f (...)
>   while (nargin--)
>     disp (va_arg ())
>   endwhile
> endfunction
> 
> ------
> 
> Octave's while statement looks like this:
> 
> while (condition)
>   body
> endwhile
> 
> Here body is a statement or list of statements that we call the body of
> the loop, and condition is an expression that controls how long the loop
> 
> keeps running.

[snip]....

> -----------
> I would like to know what is the condition in
> 
>     while (nargin--)
> 
> Sandor Szabo


  Hi! This is mine! I know it, I know the answer.

        nargin := number of input arguments in a function
        nargin-- => nargin = nargin - 1
        while( nargin--) => while ((nargin=nargin -1) > 0) 

regards,
Rober
-- 
Roberto Lopez Lopez                                   I love this game!
Optical Engineer, Technology Division              Tel#: +34 922 605200
Instituto de Astrofisica de Canarias               Fax#: +34 922 605210
38200 - La Laguna                                            address@hidden 
Tenerife, SPAIN                                       http://www.iac.es



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