timeit.cpp

timeit.cpp

#include <functional>
#include <chrono>
#include <iostream>
using namespace std::chrono;

void timeit(std::function<void(void)> fn)
{
    auto start = high_resolution_clock::now();
    fn();
    auto stop = high_resolution_clock::now();
    auto duration = duration_cast<milliseconds>(stop - start);
    std::cout << duration.count() << "ms" << std::endl;
};

lambda wrapper for measuring time elapsed while executing function. #PerformanceMeasurement #Cpp #Performance