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
#ifndef ALGOSTUFF_HPP
#define ALGOSTUFF_HPP
#include <array>
#include <vector>
#include <deque>
#include <list>
#include <forward_list>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <algorithm>
#include <iterator>
#include <functional>
#include <numeric>
#include <iostream>
#include <string>
// INSERT_ELEMENTS (collection, first, last)
// - fill values from first to last into the collection
// - NOTE: NO half-open range
template <typename T>
inline void INSERT_ELEMENTS (T& coll, int first, int last)
{
for (int i=first; i<=last; ++i) {
coll.insert(coll.end(),i);
}
}
// PRINT_ELEMENTS()
// - prints optional string optcstr followed by
// - all elements of the collection coll
// - separated by spaces
template <typename T>
inline void PRINT_ELEMENTS (const T& coll,
const std::string& optcstr="")
{
std::cout << optcstr;
for (auto elem : coll) {
std::cout << elem << ' ';
}
std::cout << std::endl;
}
// PRINT_MAPPED_ELEMENTS()
// - prints optional string optcstr followed by
// - all elements of the key/value collection coll
// - separated by spaces
template <typename T>
inline void PRINT_MAPPED_ELEMENTS (const T& coll,
const std::string& optcstr="")
{
std::cout << optcstr;
for (auto elem : coll) {
std::cout << '[' << elem.first
<< ',' << elem.second << "] ";
}
std::cout << std::endl;
}
#endif /*ALGOSTUFF_HPP*/