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//Download by http://www.NewXing.com /* * This file contains code from "C++ Primer, Fourth Edition", by Stanley B. * Lippman, Jose Lajoie, and Barbara E. Moo, and is covered under the * copyright and warranty notices given in that book: * * "Copyright (c) 2005 by Objectwrite, Inc., Jose Lajoie, and Barbara E. Moo." * * * "The authors and publisher have taken care in the preparation of this book, * but make no expressed or implied warranty of any kind and assume no * responsibility for errors or omissions. No liability is assumed for * incidental or consequential damages in connection with or arising out of the * use of the information or programs contained herein." * * Permission is granted for this code to be used for educational purposes in * association with the book, given proper citation if and when posted or * reproduced.Any commercial use of this code requires the explicit written * permission of the publisher, Addison-Wesley Professional, a division of * Pearson Education, Inc. Send your request for permission, stating clearly * what code you would like to use, and in what specific way, to the following * address: * * Pearson Education, Inc. * Rights and Contracts Department * 75 Arlington Street, Suite 300 * Boston, MA 02216 * Fax: (617) 848-7047 */ #include <vector> #include <string> #include <iostream> using std::vector; using std::string; using std::cin; using std::cout; using std::endl; int main() { vector<int> ivec(10); // reset all the elements in ivec to 0 for (vector<int>::size_type ix = 0; ix != ivec.size(); ++ix) ivec[ix] = 0; // print what we've got so far: should print 10 0's for (vector<int>::size_type ix = 0; ix != ivec.size(); ++ix) cout << ivec[ix] << " "; cout << endl; // equivalent loop using iterators to reset all the elements in ivec to 0 for (vector<int>::iterator iter = ivec.begin(); iter != ivec.end(); ++iter) *iter = 0; // set element to which iter refers to 0 // print using iterators: should print 10 0's for (vector<int>::iterator iter = ivec.begin(); iter != ivec.end(); ++iter) cout << *iter << " "; // print the element to which iter refers cout << endl; vector<int>::iterator iter = ivec.begin(); while (iter != ivec.end()) { *iter = 0; ++iter; } return 0; }