int main() {
auto time_elapsed0 = util::time_this(foo_function);
auto time_elapsed1 = util::time_this(std::function<void()>(foo_function));
auto time_elapsed2 = util::time_this<>(std::function<void()>(foo_function));
auto time_elapsed3 = util::time_this<std::micro>(std::function<void()>(foo_function));
auto time_elapsed4 = util::time_this<std::milli, void>(foo_function);
auto time_elapsed5 = util::time_this<std::micro, int>(std::bind(bar_function, 31337));
auto time_elapsed6 = util::time_this<std::nano, void>([]{ std::cout << "Hello World!" << std::endl;});
auto time_elapsed7 = util::time_this<std::nano, void>([](){ std::cout << "Hello World!" << std::endl;});
auto time_elapsed8 = util::time_this<std::nano, void>([] () -> void { std::cout << "Hello World!" << std::endl;});
auto time_elapsed9 = util::time_this<std::pico, int>([]() -> int{ return bar_function(42); } );
auto time_elapsed10 = util::time_this(std::function<int()>(std::bind(bar_function, 31337)));
auto time_elapsed11 = util::time_this(<:]{%>);
std::cout << "Time elapsed: " << std::chrono::duration_cast<std::chrono::seconds>(time_elapsed0).count() << " seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed0.count() << " milli-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed1.count() << " milli-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed2.count() << " milli-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed3.count() << " milli-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed4.count() << " micro-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed5.count() << " micro-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed6.count() << " nano-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed7.count() << " nano-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed8.count() << " nano-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed9.count() << " pico-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed10.count() << " nano-seconds" << std::endl;
std::cout << "Time elapsed: " << time_elapsed11.count() << " nano-seconds" << std::endl;
return 0;
}
int
fu_function(int n)
{
return bar_function(n);
}
