Date:         Wed, 20 Mar 2002 08:40:12 -0500
Reply-To:     Doc Muhlbaier <lawrence.muhlbaier@DUKE.EDU>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Doc Muhlbaier <lawrence.muhlbaier@DUKE.EDU>
Organization: Duke University, Durham, NC, USA
Subject:      Re: is 12:00 AM noon or midnight ?

Peter,

You should also note that

%put %sysfunc( putn( '00:00:00't, timeampm));
12:00:00 AM

I know that in reading data from Microsofts SQL server, this convention is
consistent.  I don't know how global it really is.

Doc

"Peter Crawford" <peter.crawford@DB.COM> wrote in message
news:OF7B8BA5B8.E50276F0-ON41256B82.0043DE53@db.com...
> I was brought up to understand noon and midnight, so
> find the concept of 12am and 12pm very difficult !
> When asked the question:
>  "when is 12:00 pm?"
> I had to resort to SAS (sad)...... and it produced this log
>
> 1    %put %sysfunc( putn( '12:00:00't, timeampm));
> 12:00:00 PM
> 2    %put %sysfunc( putn( '24:00:00't, timeampm));
> 12:00:00 AM
>
> Is this a standard convention ?
> Is it the same standard in different applications, eg M$-Office Sun-Java
> In French "midi et minuit" eliminates any confusion
> Have other languages a simple difinition for 12:00 AM ?
>
> When was any AM/PM standard for noon and midnight introduced ?
>
> awaiting your input with interest
>
> Peter Crawford
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> --
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