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- #include <time.h>
- #include <iostream>
- int main()
- {
- time_t base = 1142085600;
- for(int i = 0; i < 4; ++i) {
- time_t time = base + i * 24 * 60 * 60;
- std::cout << ctime(&time);
- }
- return 0;
- Sat Mar 11 08:00:00 2006
- Sun Mar 12 09:00:00 2006
- Mon Mar 13 09:00:00 2006
- Tue Mar 14 09:00:00 2006
- int main()
- {
- time_t base = 1142085600;
- for(int i = 0; i < 4; ++i) {
- struct tm* tm = localtime(&base);
- tm->tm_mday += i;
- std::cout << asctime(tm);
- }
- return 0;
- }
- Sat Mar 11 08:00:00 2006
- Sat Mar 12 08:00:00 2006
- Sat Mar 13 08:00:00 2006
- Sat Mar 14 08:00:00 2006
- #include <time.h>
- #include <iostream>
- int main()
- {
- time_t base = 1142085600;
- for(int i = 0; i < 4; ++i) {
- struct tm* tm = localtime(&base);
- tm->tm_mday += i;
- time_t time = mktime(tm);
- std::cout << asctime(tm);
- }
- return 0;
- }
- Sat Mar 11 08:00:00 2006
- Sun Mar 12 09:00:00 2006
- Mon Mar 13 09:00:00 2006
- Tue Mar 14 09:00:00 2006
- std::cout << ctime(&time);
- Sat Mar 11 08:00:00 2006
- Sun Mar 12 08:00:00 2006
- Mon Mar 13 08:00:00 2006
- Tue Mar 14 08:00:00 2006
- int main()
- {
- time_t base = 1142085600;
- for(int i = 0; i < 4; ++i) {
- struct tm* tm = localtime(&base);
- tm->tm_mday += i;
- time_t next = mktime(tm);
- std::cout << ctime(&next);
- }
- return 0;
- }
- int main()
- {
- time_t base = 1142085600;
- for(int i = 0; i < 4; ++i) {
- struct tm* tm = localtime(&base);
- tm->tm_mday += i;
- tm->tm_isdst = -1; // don't know if DST is in effect, please determine
- // this for me
- time_t next = mktime(tm);
- std::cout << ctime(&next);
- }
- return 0;
- }
- int main()
- {
- // 28 March 2009 05:00:00 GMT ( local - 08:00 (MSK) )
- time_t base = 1238216400;
- std::time_t start_date_t = base;
- std::time_t end_date_t = base;
- std::tm start_date = *std::localtime(&start_date_t);
- std::tm end_date = *std::localtime(&end_date_t);
- end_date.tm_mday += 1;
- // end_date.tm_isdst = -1;
- std::time_t b = mktime(&start_date);
- std::time_t e = mktime(&end_date);
- std::string start_date_str(ctime(&b));
- std::string stop_date_str(ctime(&e));
- cout << " begin (MSK) (DST is not active): " << start_date_str;
- cout << " end (MSD) (DST is active): " << stop_date_str;
- }
- begin (MSK) (DST is not active): Sat Mar 28 08:00:00 2009
- end (MSD) (DST is active): Sun Mar 29 09:00:00 2009
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