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time

Header File

time.h

Category

Time and Date Routines

Prototype

time_t time(time_t *timer);

Description

Gets time of day.

time gives the current time, in seconds, elapsed since 00:00:00 GMT, January 1, 1970, and stores that value in the location pointed to by timer, provided that timer is not a NULL pointer.

Return Value

time returns the elapsed time in seconds.

Example

Copy Code

    #include <time.h>
    #include <stdio.h>
    int main(void)
    {
       time_t t;
       t = time(NULL);
       printf("The number of seconds since January 1, 1970 is %ld",t);
       return 0;
    }

Portability

POSIX | Win32 | ANSI C | ANSI C++
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