Try running a search:
index.pl?node=leap%20year%20time%20calculation

That yeilded How do I determine if a given year is a leap year? and Reaped: Answer: Leap Year for the leap year question. There are also several other nodes there with similar questions and the ever popular Time modules from CPAN. That lead me to: Time::DaysInMonth.pm

In reply to Re: days in a month by Adam
in thread days in a month by Anonymous Monk

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