From: Jean Louis <bugs@gnu.support>
To: help-gnu-emacs@gnu.org
Subject: Re: Elisp - Determine if variable is nil
Date: Sat, 30 Jan 2021 18:02:48 +0300 [thread overview]
Message-ID: <YBV1GFmfuUHaQktw@protected.rcdrun.com> (raw)
In-Reply-To: <trinity-5ceaa6a3-ed28-44cc-af6d-9df1ef31fc74-1612016184796@3c-app-mailcom-bs16>
* jai-bholeki@gmx.com <jai-bholeki@gmx.com> [2021-01-30 17:34]:
> How can I check if a variable is nil?
If variable is defined then:
(null variable)
Return t if OBJECT is nil, and return nil otherwise.
Jean
prev parent reply other threads:[~2021-01-30 15:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-30 14:16 Elisp - Determine if variable is nil jai-bholeki
2021-01-30 14:57 ` moasenwood--- via Users list for the GNU Emacs text editor
2021-01-30 15:03 ` jai-bholeki
2021-01-30 15:02 ` Jean Louis [this message]
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