Path: csiph.com!usenet.pasdenom.info!news.chainon-marquant.org!nntpfeed.proxad.net!proxad.net!feeder1-2.proxad.net!193.252.117.184.MISMATCH!feeder.news.orange.fr!not-for-mail
Message-ID: <4F5D0C59.1050508@nospam.com>
Disposition-Notification-To: Jean-Bernard Faucon <jb@nospam.com>
Date: Sun, 11 Mar 2012 21:34:33 +0100
From: Jean-Bernard Faucon <jb@nospam.com>
User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.27) Gecko/20120216 Thunderbird/3.1.19
MIME-Version: 1.0
Newsgroups: comp.lang.forth
To: Josh Grams <josh@qualdan.com>
Subject: Re: Question on CHAR and [CHAR]
References: <jjhtn6$b3r$1@speranza.aioe.org> <4f5cdcba$0$19178$882e7ee2@usenet-news.net>
In-Reply-To: <4f5cdcba$0$19178$882e7ee2@usenet-news.net>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 8bit
Lines: 26
Organization: les newsgroups par Orange
NNTP-Posting-Date: 11 Mar 2012 21:34:34 CET
NNTP-Posting-Host: 195.146.241.52
X-Trace: 1331498074 reader.news.orange.fr 21480 195.146.241.52:2701
X-Complaints-To: abuse@orange.fr
Xref: csiph.com comp.lang.forth:10010

Le 11/03/2012 18:11, Josh Grams a écrit :
> Rod Pemberton wrote:<jjhtn6$b3r$1@speranza.aioe.org>
>> However, the three ANS Forths I tried *also* support the following usage:
>>
>> : T CHAR 'A' . ;<ok>
>> T 65<ok>
>
> You should get in the habit of checking whether your definitions leave
> stack junk -- CHAR is redundant there:
>
> T B . 65 66<ok>
>
> The character literal syntax isn't in any standard; it's just a
> common-sense thing which some Forth systems support.  IIRC gforth
> supported 'A but not 'A' for a while...
>
> --Josh

: T CHAR  . ;

t a 97  ok
t b 98  ok
t n 110  ok
t t 116  ok
t u 117  ok