Use for_each function to print all elements in a vector

  
 

/* 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 <iostream>
#include <vector>
#include <algorithm>
using namespace std;

// function that prints the passed argument
void print (int elem)
{
    cout << elem << ' ';
}

int main()
{
    vector<int> coll;

    // insert elements from 1 to 9
    for (int i=1; i<=9; ++i) {
        coll.push_back(i);
    }

    // print all elements
    for_each (coll.begin(), coll.end(),    // range
              print);                      // operation
    cout << endl;
}

/* 
1 2 3 4 5 6 7 8 9

 */

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Use for_each function to print all elements in a vector : for_each « STL Algorithms Non modifying sequence operations « C++

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