Bob Showalter wrote: > > ISO8601 defines a standard, but not everyone follows it. See: > > http://www.mcs.vuw.ac.nz/technical/software/SGML/doc/iso8601/ISO8601.html > > Excerpt: > > "An ordinal date is identified by a given day in a given year. A week is > identified by its number in a given year. A week begins with a Monday, and > the first week of a year is the one which includes the first Thursday, or > equivalently the one which includes January 4." > > Here's January, 2004: > > $ cal 1 2004 > January 2004 > Su Mo Tu We Th Fr Sa > 1 2 3 > 4 5 6 7 8 9 10 > 11 12 13 14 15 16 17 > 18 19 20 21 22 23 24 > 25 26 27 28 29 30 31 > > Since weeks start on Monday, the week ending on Sunday, January 4 was week > 1. > > The DateTime family of modules on CPAN supports this standard.
Thanks Bob. It's always nice to have a document to prod. Strange though, since > A week begins with a Monday yet the tabulation starts on Sunday. Rob -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>