From: Pavol Droba (droba_at_[hidden])
Date: 2006-01-25 07:16:02
Hi,
Please see to documentation for the split()
http://www.boost.org/doc/html/id2580251.html
There is explicit notice:
"Notes: Prior content of the result will be overwritten."
So I think, that the documentation is correct.
Best regards,
Pavol
On Wed, Jan 25, 2006 at 11:26:11AM +0000, Matthew Henderson wrote:
> Pavol,
>
> Here is an example of what we observed. This
> program compiles and runs without error. The point
> here is that, if the behaviour is as described
> in the documentation, then we would expect the last
> assert to fail, but is succeeds.
>
> #include <vector>
> #include <string>
> #include <iostream>
> #include <cassert>
> #include <boost/algorithm/string.hpp>
>
> int main() {
> std::string test_string("a,b,c,d,e");
> std::vector<std::string> test_vector;
> test_vector.push_back("X");
> assert( test_vector.size() == 1 );
> boost::algorithm::split(test_vector,test_string,boost::algorithm::is_any_of(","));
> assert( test_vector.size() == 5 );
> }
>
>
>
> regards,
> Matthew Henderson
>
>
> On Tue, Jan 17, 2006 at 12:04:09PM +0000, Matthew Henderson wrote:
> > There are two minor problems with the documentation which I have noticed.
> >
> > 1. Undocumented headers.
> > boost/algorithm/string/config.hpp
> > boost/algorithm/string/iter_find.hpp
> >
> > 2. The statement "Each part is copied and added as a new element to the output
> > container." which appears both in the documentation of boost/algorithm/string
> > /split.hpp and in comments of that header file is not an accurate description
> > of what actually happens. Some testing by myself suggests that, in fact, the
> > contents of the original container are overwritten.
> >
>
> This is definitely not what the split is supposed to do. Could you please
> send some examples proving your claim. Algorithms in split.hpp does not contain
> any mutating code that I'm aware of.
>
> Regards,
>
> Pavol
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