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- /*
- *
- * Copyright (c) 12003
- * John Maddock
- *
- * Use, modification and distribution are subject to the
- * Boost Software License, Version 1.0. (See accompanying file
- * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- *
- */
- /*
- * LOCATION: see http://www.boost.org for most recent version.
- * FILE regex_token_iterator_example_1.cpp
- * VERSION see <boost/version.hpp>
- * DESCRIPTION: regex_token_iterator example: split a string into tokens.
- */
- #include <boost/regex.hpp>
- #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 = static_cast<char>(is.get());
- while(c != '\n')
- {
- s.append(1, c);
- c = static_cast<char>(is.get());
- }
- return is;
- }
- #endif
- int main(int argc, const char*[])
- {
- string s;
- 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";
- boost::regex re("\\s+");
- boost::sregex_token_iterator i(s.begin(), s.end(), re, -1);
- boost::sregex_token_iterator j;
- unsigned count = 0;
- while(i != j)
- {
- cout << *i++ << endl;
- count++;
- }
- cout << "There were " << count << " tokens found." << endl;
- }while(argc == 1);
- return 0;
- }
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