time.h

#pragma once
 
#include <chrono>
 
namespace util {
 
using dseconds = std::chrono::duration<double, std::chrono::seconds::period>;

template <typename Rep, typename Period>
double durationToSec(std::chrono::duration<Rep, Period> dur) {
    return std::chrono::duration_cast<dseconds>(dur).count();
}
 
}