From: Kaushal Modi <kaushal.modi@gmail.com>
To: John Mastro <john.b.mastro@gmail.com>,
Help Gnu Emacs mailing list <help-gnu-emacs@gnu.org>
Subject: Re: Canonical way of marking a buf local var to be safe if nil/t?
Date: Thu, 12 May 2016 17:41:21 +0000 [thread overview]
Message-ID: <CAFyQvY2bKVW9Z0P3H9oaAjBdh_ZebgDofo-A-NHALT1vKEd46A@mail.gmail.com> (raw)
In-Reply-To: <CAOj2CQSVe5qp22mKhac4YW-X2Sr+9DnVzrqT1tNy-h_FaMqb_w@mail.gmail.com>
On Thu, May 12, 2016 at 1:39 PM John Mastro <john.b.mastro@gmail.com> wrote:
> Use `booleanp':
>
> booleanp is a compiled Lisp function in ‘subr.el’.
>
> (booleanp OBJECT)
>
> Return t if OBJECT is one of the two canonical boolean values: t or nil.
> Otherwise, return nil.
>
Thanks! I had a gut feeling that something basic like this had to be
already covered :)
--
--
Kaushal Modi
prev parent reply other threads:[~2016-05-12 17:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-12 17:32 Canonical way of marking a buf local var to be safe if nil/t? Kaushal Modi
2016-05-12 17:39 ` John Mastro
2016-05-12 17:41 ` Kaushal Modi [this message]
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