tokenizetest.cpp

Think in C++ 第二版源码

//: C20:TokenizeTest.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
//{L} StreamTokenizer
// Test StreamTokenizer
#include "StreamTokenizer.h"
#include "../require.h"
#include <iostream>
#include <fstream>
#include <set>
using namespace std;

int main(int argc, char* argv[]) {
  requireArgs(argc, 1);
  ifstream in(argv[1]);
  assure(in, argv[1]);
  StreamTokenizer words(in);
  set<string> wordlist;
  string word;
  while((word = words.next()).size() != 0)
    wordlist.insert(word);
  // Output results:
  copy(wordlist.begin(), wordlist.end(),
    ostream_iterator<string>(cout, "\n"));
} ///:~