Question

How to display date and time using strftime() include UNIX time in C

Answer 1

#include <stdio.h>
#include <time.h>

int main() {
    time_t curtime;
    time(&curtime);
    
    struct tm *tm = localtime(&curtime);

    // size_t strftime(char *str, size_t maxsize, const char *format, const struct tm *timeptr)
    
    // %D = date = %m/%d/%y"
    // %T = time = "%H:%M:%S"
    // %s = UNIX time
    
    char buf[64];
    strftime(buf, 64, "%D - %T %s", tm);
    
    printf("%s", buf);

    return 0;
}



/*
run:

11/22/23 - 17:59:52 1700675992

*/

 

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