Re: output variables from functions

[Avraham Rosenberg]

On Fri, Mar 27, 2009 at 09:42:10AM +0000, Jim Maas wrote:
> 
> > You can use ca as global variable by adding line "global ca" both to
> > main script and the function (then it's value will be set every time
> > the function is called, and it would bea vailable to ther functions -
> > you need to add "global ca" also there)
> >
> > Ivan Sutoris
> >
> > _______________________________________________
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> > https://www-old.cae.wisc.edu/mailman/listinfo/help-octave
> >
> > ----- End forwarded message -----
> > Or you can include the value of this variable to the array of results that
> > it returns: instead of y=f(x), use [x,y]=f(x).
> > Cheers, Avraham
> >   
> 
> Thanks Avraham,
> 
> I've tried this many times, but then when I try to use this variable 
> somewhere else in the script I just get an error message saying that it 
> is unassigned? How can this be?
> 
> Thanks
> 
> Jim
> 
> ----
> Jim Maas
> 
> 
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Hi Jim,
That sounds strange. What is the output of "whose", immediately after the
first successfull completion of the script, and immediately before its next
invocation ? Maybe you unintentionally clear the variable.

Cheers, Avraham
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