From: "T.V Raman" <raman@google.com>
To: monnier@iro.umontreal.ca
Cc: raman@google.com, emacs-devel@gnu.org
Subject: Re: lists, plain conses and length
Date: Fri, 4 Sep 2020 07:19:05 -0700 [thread overview]
Message-ID: <24402.19673.643361.724966@retriever.mtv.corp.google.com> (raw)
In-Reply-To: <jwvk0xagtwl.fsf-monnier+emacs@gnu.org>
In the spirit of the US election campaign, if it isn't shown to be
true, it must be false -- if it's shown to be false, it must be fake ...Stefan Monnier writes:
> > Q: how does one distinguish a cons from a list.
>
> A: check `null`
>
> (tongue in cheek)
>
>
> Stefan
>
>
> PS: Hint: `(listp X)` is the same as `(or (consp X) (null X))`
--
♉Id: kg:/m/0285kf1 🦮♉
--
♉Id: kg:/m/0285kf1 🦮♉
next prev parent reply other threads:[~2020-09-04 14:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-04 2:23 lists, plain conses and length T.V Raman
2020-09-04 2:26 ` Stefan Monnier
2020-09-04 14:19 ` T.V Raman [this message]
2020-09-04 2:29 ` Lars Ingebrigtsen
2020-09-04 8:53 ` tomas
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