mktime()
#include <time.h> time_t mktime(struct tm *time);
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mktime() , , time. tm_wday tm_yday , . mktime() , -1. mktime() , , . , 12 2012 ? , mktime() , ( ) tm_wday tm. . . /* "12 2012 " (January 12, 2012). */ #include <stdio.h> #include <time.h> char day[][20] = { "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" }; int main(void) { struct tm t; t.tm_mday = 12; t.tm_mon = 0; t.tm_year = 112; t.tm_hour = 0; t.tm_min = 0; t.tm_sec = 0; t.tm_isdst = 0; mktime(&t); // printf(" %s.\n", day[t.tm_wday]); return 0, } mktime() , (Thursday). , mktime(), . |
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