#include <chrono> using namespace std; void chronoDemo9() { cout << "Started" << endl; for (int i = 0; i < 10; i++) { std::chrono::time_point<std::chrono::steady_clock> startTime = std::chrono::steady_clock::now(); for (int i = 0; i < INT32_MAX / 10; i++) { } std::chrono::time_point<std::chrono::steady_clock> endTime = std::chrono::steady_clock::now(); cout << "Time cost in seconds " << std::chrono::duration_cast<std::chrono::seconds>(endTime - startTime).count() << " seconds," << std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startTime).count() << " milliseconds," << std::chrono::duration_cast<std::chrono::microseconds>(endTime - startTime).count() << " microseconds," << std::chrono::duration_cast<std::chrono::nanoseconds>(endTime - startTime).count() << " nanoseconds" << endl; } cout << "End" << endl; }
原文链接: https://www.cnblogs.com/Fred1987/p/14779618.html
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