1 //做一个时分秒时钟 2 3 #include <iostream> 4 #include <time.h> 5 6 #include <process.h> 7 #include <windows.h> 8 9 #include <iomanip> 10 using namespace std; 11 12 int main() 13 { 14 time_t t; 15 struct tm* tt; 16 while(1) 17 { 18 time(&t); 19 tt = localtime(&t); 20 // printf("%02d:%02d:%02d ",tt->tm_hour,tt->tm_min,tt->tm_sec);//c 21 cout<<setfill('0')<<setw(2)<<tt->tm_hour<<":"<<setw(2)<<tt->tm_min<<":"<<setw(2)<<tt->tm_sec<<endl;//c++ 22 Sleep(1000); 23 system("cls"); 24 } 25 cout << t << endl; 26 return 0; 27 }