01tuple.cpp

#include<tuple>
#include<string>
#include<iostream>
int main() {
	std::tuple<int, std::string, char> t(3, "hello world", 'a');
	std::cout << std::get<0>(t) << std::endl;
	std::cout << std::get<1>(t) << std::endl;
	std::cout << std::get<2>(t) << std::endl;
	std::cout <<" \n";

	std::tuple<int, std::string, char> t2; //default constructor
	t2 = std::tuple<int, std::string, char>(34, "ko ok", 'w');

	std::string& s = std::get<1>(t2);
	s = "pound";

	std::cout << std::get<0>(t2) << std::endl;
	std::cout << std::get<1>(t2) << std::endl;
	std::cout << std::get<2>(t2) << std::endl;
	std::cout << " \n";

	std::tuple<int, std::string, char> t3;
	t3 = std::make_tuple(45, "dfdf", 'd');
	std::get<1>(t3) = "hello";
	std::cout << std::get<0>(t3) << std::endl;
	std::cout << std::get<1>(t3) << std::endl;
	std::cout << std::get<2>(t3) << std::endl;
	std::cout << " \n";
	std::cin.get();
}
//gcc -std=c++11 -o tuple.exe tuple.cpp