Re: a list as an option
- To: mathgroup at smc.vnet.net
- Subject: [mg67198] Re: [mg67150] a list as an option
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Sun, 11 Jun 2006 23:08:07 -0400 (EDT)
- Reply-to: hanlonr at cox.net
- Sender: owner-wri-mathgroup at wolfram.com
Options[f]={opt->1,pars->{a,b,c}};
SetOptions[f,pars->ReplacePart[pars/.Options[f],d,1]];
Options[f]
{opt -> 1, pars -> {d, b, c}}
Bob Hanlon
---- Akane Tendo <akane at netvisao.pt> wrote:
> Hello,
>
> If I have a function f with options like:
> Options[f]=[...,{pars->{a,b,c}}]
> How can I change just one of 'pars' options ('a', 'b' or 'c')?
> I tried to change, for example, 'a' to 'd' like this:
> SetOptions[f,pars[[1]]->d]
> But it didn't work.
> I also tried to access the option:
> Options[f,pars]
> And the result is: {}
> Does anyone know what am I doing wrong or if it's not possible at all to
> have a list as an option?
>
> Thank you!!
>
>
--
Bob Hanlon
hanlonr at cox.net