Re: [Boost-users] Boost::tokenizer and reverse iterators

From: Victor A. Wagner Jr. (vawjr_at_[hidden])
Date: 2004-05-30 23:58:47

perhaps you should try  rbegin() and rend() like you're supposed to w/ 
reverse_iterators
At Sunday 2004-05-30 04:56, you wrote:
>I'm using boost v1_31_0 and gcc v3.3.2
>
>In experimenting with boost::tokenizer to meet a requirement that I have, 
>I've tried hooking it to a reverse iterator.
>This act produced a run-time error.
>
>This is the code:
>  const string test = "One:Two:Three:Four";
>  typedef char_separator<char> Sep;
>  typedef tokenizer<Sep,string::const_reverse_iterator> Tok;
>  Sep sep(":");
>  Tok t(test,sep);
>  for (Tok::iterator iter=t.end();iter!=t.begin();++iter)
>    cout << *iter << endl;
>
>Executing this produces continous output of "garbage".
>
>Switching the ".end()" and ".begin()" references in the for loop doesn't 
>fix this problem.
>Switching from "const_reverse_iterator" to "const_iterator" produces the 
>following output:
>  One
>  Two
>  Three
>  Four
>
>Is there a way to use a reverse iterator with boost:tokenizer?
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Victor A. Wagner Jr.      http://rudbek.com
The five most dangerous words in the English language:
               "There oughta be a law"