// http://www.cplusplus.com/reference/algorithm/for_each
// for_each example
#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

void myfunction(int i)
{
  cout << ' ' << i;
}

struct myclass
{
  void operator()(int i) { cout << ' ' << i; }
} myobject;

int main ()
{
  vector<int> myvector;
  myvector.push_back(10);
  myvector.push_back(20);
  myvector.push_back(30);

  cout << "myvector contains:";
  for_each (myvector.begin(), myvector.end(), myfunction);
  cout << '\n';

  // or:
  cout << "myvector contains:";
  for_each (myvector.begin(), myvector.end(), myobject);
  cout << '\n';

  return 0;
} // main()