Re: [Boost-users] commandline args

Subject: Re: [Boost-users] commandline args
From: Diederick C. Niehorster (dcnieho_at_[hidden])
Date: 2009-08-23 22:20:13

> The same way that you would stream any normal vector:
> vector<string> &files = vm["file"].as< vector<string> >();
> vector<string>::const_iterator iter = files.begin();
> cout << "Files selected: ";
> for(;iter!=files.end();++iter)
> {
> Â  Â cout << *iter << ";";
> }
> cout << "\n";
>

> Consequently, if you have Boost trunk installed, then you could do
> this as well since it does support streaming vectors:
> #include <boost/spirit/include/karma.hpp>
> using namespace boost::spirit::karma;
> using namespace boost::spirit::ascii;
>
> generate(cout, "Files selected: " << (*char_)%';' << eol,
> vm["file"].as< vector<string> >());

Or you could simply do:
#include <boost/foreach.hpp>
cout << "Files selected: ";
BOOST_FOREACH(string& sFile, vm["file"].as< vector<string> >())
            cout << sFile.c_str() << endl;