From: Peter Whaite (boost_at_[hidden])
Date: 2006-06-27 16:15:52
Paul Giaccone <paulg_at_[hidden]> wrote:
>
> A person born on 1 January 2003 is 365 days old on their first birthday,
> while someone born on 1 January 2004 is 366 days old on their first
> birthday. On their first birthdays, each of them is a year old, but the
> second person is a day older than the first. So simply dividing by 365
> and using the remainder for the days in the part-year would not be
> sufficient.
There is a perl module called Date::Manip that has some ideas on how to deal with
date differences. You can browse the documentation at cpan.org. Look
for the DateCalc function.