C++ 23: lezione 22 (for)

import std;

auto main() -> int
{
    //ciclo while infinito
    //while (true)
    //{
    //  std::print("Ciao!");
    //
    //}


    for (int i{ 0 }; i < 3; i++)
    {
        std::println("Ciao!");
    }

    std::string s{ "Ciao" };
    for (int i{ 0 }; i < s.length(); i++)  //0 1 2 3
    {
        std::println("{}", s[i]);
    }

    for (auto _ : std::views::iota(0, 3)) {
        std::println("Ciao!");
    }
}