[boost] Re: [program_options] simple question

From: Neal D. Becker (ndbecker2_at_[hidden])
Date: 2004-03-26 09:52:42

Vladimir Prus wrote:

> Neal Becker 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.
> 

Actually, just:
("angle", po::value(&angle))

Now I'm trying to figure out how to handle an enum.  I can't really find a
good solution so far.