RE: [boost] Re: [program_options] simple question

From: Hartmut Kaiser (hartmutkaiser_at_[hidden])
Date: 2004-03-26 10:07:58

Vladimir Prus wrote:

> > Which brings us to a IMHO really cool little example, 
> combining lambda 
> > with program_options:
> 
> > |     ("angle", 
> > | po::value<double>()->notifier(var(angle)=180./M_PI*_1),
> 
> Yea, that's nice. I'll try to get it into docs.
> 
> But, BTW, did you notice that for just storing into a 
> variable, you can use
> 
>         ("angle", po::value<double>()->notifier(&angle)),
> 
> ? I.e. for simple case there's no need to use lambda.

Yet another good trick for the How to? Section or a related sample.

Regards Hartmut

BTW: attached just another patch I forgot to attach to my last message.