xref: /titanic_50/usr/src/man/man3c/difftime.3c (revision 0a70879558a701a07771af87e7852a12f3bfd438)
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DIFFTIME 3C "Jul 24, 2002"
NAME
difftime - computes the difference between two calendar times
SYNOPSIS

#include <time.h>

double difftime(time_t time1, time_t time0);
DESCRIPTION

The difftime() function computes the difference between two calendar times.

RETURN VALUES

The difftime() functions returns the difference (time1-time0) expressed in seconds as a double.

USAGE

The difftime() function is provided because there are no general arithmetic properties defined for type time_t.

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
Interface Stability Standard
MT-Level MT-Safe
SEE ALSO

ctime(3C), attributes(5), standards(5)