Boost regex库 中的 split示例

//分开字符串
//编译方法：  g++ -o reg_split  -lboost-regex-gcc reg_split.cpp

#include <list>
#include <boost/regex.hpp>


unsigned tokenise(std::list<std::string>& l, std::string& s)
{
   return boost::regex_split(std::back_inserter(l), s);
}

#include <iostream>
using namespace std;


#if defined(BOOST_MSVC) || (defined(__BORLANDC__) && (__BORLANDC__ == 0x550))
//
// problem with std::getline under MSVC6sp3
istream& getline(istream& is, std::string& s)
{
   s.erase();
   char c = is.get();
   while(c != '/n')
   {
      s.append(1, c);
      c = is.get();
   }
   return is;
}
#endif


int main(int argc)
{
   string s;
   list<string> l;
   do{
      if(argc == 1)
      {
         cout << "Enter text to split (or /"quit/" to exit): ";
         getline(cin, s);
         if(s == "quit") break;
      }
      else
         s = "This is a string of tokens";
      unsigned result = tokenise(l, s);
      cout << result << " tokens found" << endl;
      cout << "The remaining text is: /"" << s << "/"" << endl;
      while(l.size())
      {
         s = *(l.begin());
         l.pop_front();
         cout << s << endl;
      }
   }while(argc == 1);
   return 0;
}