The following code example is taken from the book
The C++ Standard Library - A Tutorial and Reference, 2nd Edition
by Nicolai M. Josuttis, Addison Wesley Longman, 2012
Copyright © 2012 by Pearson Education, Inc. and Nicolai M. Josuttis
#include <forward_list>
#include <iostream>
using namespace std;
int main()
{
// create forward-list container for some prime numbers
forward_list<long> coll = { 2, 3, 5, 7, 11, 13, 17 };
// resize two times
// - note: poor performance
coll.resize(9);
coll.resize(10,99);
// print all elements:
for (auto elem : coll) {
cout << elem << ' ';
}
cout << endl;
}