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* Days between dates
@ 2008-10-10 17:52 Chry Cheng
  2008-10-10 19:42 ` Pascal J. Bourguignon
  0 siblings, 1 reply; 3+ messages in thread
From: Chry Cheng @ 2008-10-10 17:52 UTC (permalink / raw
  To: help-gnu-emacs

How does one calculate the no. of days between two dates in Elisp?  So
far, I have the following:

(decode-time (time-subtract (date-to-time "...") (date-to-time
"...")))

But decode-time returns dates.  I was wondering if there already is a
function somewhere unknown to me that would do this.



^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: Days between dates
  2008-10-10 17:52 Days between dates Chry Cheng
@ 2008-10-10 19:42 ` Pascal J. Bourguignon
  2008-10-11  9:04   ` Chry Cheng
  0 siblings, 1 reply; 3+ messages in thread
From: Pascal J. Bourguignon @ 2008-10-10 19:42 UTC (permalink / raw
  To: help-gnu-emacs

Chry Cheng <chrycheng@gmail.com> writes:

> How does one calculate the no. of days between two dates in Elisp?  So
> far, I have the following:
>
> (decode-time (time-subtract (date-to-time "...") (date-to-time
> "...")))
>
> But decode-time returns dates.  I was wondering if there already is a
> function somewhere unknown to me that would do this.

I have a function named days-between
in emacs-version "22.2.1"


-- 
__Pascal Bourguignon__                     http://www.informatimago.com/

PLEASE NOTE: Some quantum physics theories suggest that when the
consumer is not directly observing this product, it may cease to
exist or will exist only in a vague and undetermined state.


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: Days between dates
  2008-10-10 19:42 ` Pascal J. Bourguignon
@ 2008-10-11  9:04   ` Chry Cheng
  0 siblings, 0 replies; 3+ messages in thread
From: Chry Cheng @ 2008-10-11  9:04 UTC (permalink / raw
  To: help-gnu-emacs

On Oct 11, 3:42 am, p...@informatimago.com (Pascal J. Bourguignon)
wrote:
> Chry Cheng <chrych...@gmail.com> writes:
> > How does one calculate the no. of days between two dates in Elisp?  So
> > far, I have the following:
>
> > (decode-time (time-subtract (date-to-time "...") (date-to-time
> > "...")))
>
> > But decode-time returns dates.  I was wondering if there already is a
> > function somewhere unknown to me that would do this.
>
> I have a function named days-between
> in emacs-version "22.2.1"
>
> --
> __Pascal Bourguignon__                    http://www.informatimago.com/
>
> PLEASE NOTE: Some quantum physics theories suggest that when the
> consumer is not directly observing this product, it may cease to
> exist or will exist only in a vague and undetermined state.

Got it.  Thanks!


^ permalink raw reply	[flat|nested] 3+ messages in thread

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