Loop through list using list::const_iterator : list const_iterator « List « C++

1. C++
2. List
3. list const_iterator

Loop through list using list::const_iterator

  
 

/* 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 <list>
using namespace std;

int main()
{
    list<char> coll;      // list container for character elements

    // append elements from 'a' to 'z'
    for (char c='a'; c<='z'; ++c) {
        coll.push_back(c);
    }

    /* print all elements
     * - iterate over all elements
     */
    list<char>::const_iterator pos;
    for (pos = coll.begin(); pos != coll.end(); ++pos) {
        cout << *pos << ' ';
    }
    cout << endl;
}

 /* 
a b c d e f g h i j k l m n o p q r s t u v w x y z

 */       
    
  

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