#include <iterator>
#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
using namespace std;
void tokenize(const string& str, vector<string>& tokens, const string& delimiters = " ")
{
  string::size_type lastPos = str.find_first_not_of(delimiters, 0);
  string::size_type pos     = str.find_first_of(delimiters, lastPos);
  while( string::npos!=pos || string::npos!=lastPos )
  {
    tokens.push_back(str.substr(lastPos, pos - lastPos));
    lastPos = str.find_first_not_of(delimiters, pos);
    pos = str.find_first_of(delimiters, lastPos);
  }
}
int main(int argc, char** argv)
{
  vector<string> tokens;
  string str("Word1;Word2;Word3");
  tokenize(str, tokens, ";");
  copy(tokens.begin(), tokens.end(), ostream_iterator<string>(cout, ", "));
  return 0;
}

#include <string>
#include <iostream>
#include <iterator>
#include <algorithm>
#include <boost/tokenizer.hpp>
using namespace std;
using namespace boost;
int main()
{
	string s( "token1;token2;token3" );
	tokenizer< char_separator<char> > tok( s, char_separator<char>(";") );
	copy( tok.begin(), tok.end(), ostream_iterator< string >( cout, "\n" ) );
}