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From: Peter Dimov (pdimov_at_[hidden])
Date: 2004-03-26 09:58:01


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.

I'd expect

    ("angle", &angle),

for the simple case.


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