DYSIZE
Section: Linux Programmer's Manual (3)Updated: 2016-03-15
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NAME
dysize - get number of days for a given yearSYNOPSIS
#include <time.h>int dysize(int year);
Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
dysize():
Since glibc 2.19:
_DEFAULT_SOURCE
Glibc 2.19 and earlier:
_BSD_SOURCE || _SVID_SOURCE
DESCRIPTION
The function returns 365 for a normal year and 366 for a leap year. The calculation for leap year is based on:(year) %4 == 0 && ((year) %100 != 0 || (year) %400 == 0)
The formula is defined in the macro __isleap(year) also found in <time.h>.
ATTRIBUTES
For an explanation of the terms used in this section, see attributes(7).Interface | Attribute | Value |
dysize() | Thread safety | MT-Safe |
CONFORMING TO
This function occurs in SunOS 4.x.NOTES
This is a compatibility function only. Don't use it in new programs.SEE ALSO
strftime(3)COLOPHON
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Time: 04:45:40 GMT, September 16, 2022
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