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From: pinard@iro.umontreal.ca (=?utf-8?Q?Fran=C3=A7ois?= Pinard)
Subject: Re: Convert from date to week number, howto?
Date: Sun, 12 Feb 2012 00:17:53 -0500
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> Fran=C3=A7ois Pinard <pinard@iro.umontreal.ca> wrote:
>> I sometimes have to convert from a date to a week number

Nick Dokos <nicholas.dokos@hp.com> writes:
> org-days-to-iso-week

Jambunathan K <kjambunathan@gmail.com> writes:
> (org-odt-format-date "<2011-12-31 Sat>" "%U")
> (org-odt-format-date "[2011-12-24 Sat]" "%U")

Georges Ko <gko@gko.net> writes:
> (require 'calendar)
> (require 'cal-iso)
> (car
>   (calendar-iso-from-absolute
>     (calendar-absolute-from-gregorian=20
>       (list month day year))))

Thanks for these solutions!

Fran=C3=A7ois