標籤:c++ 物件導向思想 時鐘代碼
用物件導向思想實現時鐘C++描述的執行個體代碼:
# include <iostream># include <time.h># include <iomanip># include <windows.h>//# include <unistd.h>using namespace std;//初始化的資料來自系統,以後的邏輯運算及顯示自實現class Clock{public:Clock(){time_t t = time(NULL);struct tm ti = *localtime(&t);hour = ti.tm_hour;min = ti.tm_min;sec = ti.tm_sec;}void run(){while (1){system("cls");show(); //完成顯示tick();//資料更新}}private:void show(){//system("cls");cout << setw(2) << setfill(‘0‘) << hour << ":";cout << setw(2) << setfill(‘0‘) << min << ":";cout << setw(2) << setfill(‘0‘) << sec << ":";}void tick(){Sleep(1);if (++sec == 60){sec = 0;min += 1;if (++min == 60){min = 0;hour += 1;if (++hour == 24){hour = 0;}}}}int hour = 0;int min = 0;int sec = 0;};int main(void){Clock c;c.run();cout << " Hello World " << endl;return 0;}
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用物件導向思想實現時鐘C++描述