From: yinglcs2_at_[hidden]
Date: 2006-02-22 14:57:15
Sorry. That works. I made a mistake myself.
--- Kevin Heifner <heifner_k_at_[hidden]> wrote:
> yinglcs2_at_[hidden] wrote:
> > I have a for loop which pass the map.second to a
> > function, like this:
> > class A;
> > typedef map<int, A*> MyMap;
> >
> > sortY(A& a);
> >
> > for (MyMap::iterator iter = map.begin(); iter !=
> > map.end(); ++iter) {
> > A *a = (*iter).second;
> >
> > sortY(*a);
> > }
> >
> > how can I translate the above for() loop into
> for_each
> > and use boost lambda?
>
> I didn't test the following, but it should work :)
>
> #include <boost/lambda/lambda.hpp>
> #include <boost/lambda/bind.hpp>
>
> using boost::lambda::_1;
> using boost::lambda::bind;
>
> std::for_each(map.begin(), map.end(),
> bind(&sortY, *bind(&MyMap::value_type::second,
> _1)));
>
> KevinH
> --
> Kevin Heifner heifner @ ociweb.com
> http://heifner.blogspot.com
> Object Computing, Inc. (OCI)
> www.ociweb.com
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