[C++ snippets] #CPP

cpp-snippets.md

C++ snippets

Measure elapsed time

#include <chrono>

auto start = std::chrono::steady_clock::now();

  //
  //  Insert the code that will be timed
  //

auto end = std::chrono::steady_clock::now();

std::cout << "Time difference = " << std::chrono::duration_cast<std::chrono::microseconds>(end - start).count() << " µs" << std::endl;
std::cout << "Time difference = " << std::chrono::duration_cast<std::chrono::nanoseconds> (end - start).count() << " ns" << std::endl;