fo/fopow1.cpp

The following code example is taken from the book
The C++ Standard Library - A Tutorial and Reference, 2nd Edition
by Nicolai M. Josuttis, Addison Wesley Longman, 2012
Copyright © 2012 by Pearson Education, Inc. and Nicolai M. Josuttis


#include <iostream>
#include <vector>
#include <algorithm>
#include <iterator>
#include <functional>
#include "fopow.hpp"
using namespace std;
using namespace std::placeholders;

int main()
{
    vector<int> coll = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };

    // print 3 raised to the power of all elements
    transform (coll.begin(), coll.end(),           // source
               ostream_iterator<float>(cout," "),  // destination
               bind(fopow<float,int>(),3,_1));     // operation
    cout << endl;

    // print all elements raised to the power of 3
    transform (coll.begin(), coll.end(),           // source
               ostream_iterator<float>(cout," "),  // destination
               bind(fopow<float,int>(),_1,3));     // operation
    cout << endl;
}