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Re^2: day of year calculation

by fglock (Vicar)
on Feb 22, 2005 at 14:53 UTC ( #433351=note: print w/ replies, xml ) Need Help??


in reply to Re: day of year calculation
in thread day of year calculation

1 less function call:

#!/usr/local/bin/perl use strict; sub dayofyear { my ($day1,$month,$year)=@_; my @cumul_d_in_m = (0,31,59,90,120,151,181,212,243,273,304,334,365); my $doy=$cumul_d_in_m[--$month]+$day1; return $doy if $month < 2; return $doy unless $year % 4 == 0; return ++$doy unless $year % 100 == 0; return $doy unless $year % 400 == 0; return ++$doy; } print dayofyear(10,3,2005)."\n"; print dayofyear(10,3,2004)."\n"; print dayofyear(10,2,2005)."\n"; print dayofyear(10,2,2004)."\n";


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