foreach1.cpp

stl自带源码

/* The following code example is taken from the book
 * "The C++ Standard Library - A Tutorial and Reference"
 * by Nicolai M. Josuttis, Addison-Wesley, 1999
 *
 * (C) Copyright Nicolai M. Josuttis 1999.
 * Permission to copy, use, modify, sell and distribute this software
 * is granted provided this copyright notice appears in all copies.
 * This software is provided "as is" without express or implied
 * warranty, and with no claim as to its suitability for any purpose.
 */
#include "algostuff.hpp"
using namespace std;

// function called for each element
void print (int elem)
{
    cout << elem << ' ';
}

int main()
{
    vector<int> coll;

    INSERT_ELEMENTS(coll,1,9);

    // call print() for each element
    for_each (coll.begin(), coll.end(),  // range
              print);                    // operation
    cout << endl;
}