copyintsfromfile.cpp

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//: C06:CopyIntsFromFile.cpp
// From "Thinking in C++, Volume 2", by Bruce Eckel & Chuck Allison.
// (c) 1995-2004 MindView, Inc. All Rights Reserved.
// See source code use permissions stated in the file 'License.txt',
// distributed with the code package available at www.MindView.net.
// Uses an input stream iterator.
#include <algorithm>
#include <fstream>
#include <iostream>
#include <iterator>
#include "../require.h"
using namespace std;

bool gt15(int x) { return 15 < x; }

int main() {
  ofstream ints("someInts.dat");
  ints << "1 3 47 5 84 9";
  ints.close();
  ifstream inf("someInts.dat");
  assure(inf, "someInts.dat");
  remove_copy_if(istream_iterator<int>(inf),
                 istream_iterator<int>(),
                 ostream_iterator<int>(cout, "\n"), gt15);
} ///:~