From: Leo Butler <leo.butler@umanitoba.ca>
To: help-gnu-emacs@gnu.org
Subject: Re: Executing part of the code instead of another
Date: Thu, 08 Oct 2020 12:43:48 -0500 [thread overview]
Message-ID: <86r1q87gvf.fsf@x201.butler.org> (raw)
In-Reply-To: <trinity-9a251e7f-fa35-4b0f-88c8-f09d82519819-1602079501915@3c-app-mailcom-bs01> (Christopher Dimech's message of "Wed, 7 Oct 2020 16:05:01 +0200")
Christopher Dimech <dimech@gmx.com> writes:
> Thank you so very much Tomas. Ok. Got It.
>
>
>> Sent: Wednesday, October 07, 2020 at 4:01 PM
>> From: tomas@tuxteam.de
>> To: "Christopher Dimech" <dimech@gmx.com>
>> Cc: moasenwood@zoho.eu, help-gnu-emacs@gnu.org
>> Subject: Re: Executing part of the code instead of another
>>
>> On Wed, Oct 07, 2020 at 03:48:51PM +0200, Christopher Dimech wrote:
>> > It would be better if you explain to me this progn stuff
>> >
>> > Have tried an example like this
>> >
>> > (setq na 8)
>> > (setq nb 13)
>> > ( if (> nb na)
>> > progn (
>> > (message "nb > na condition [condition is true]")
>> > (message "nb > na condition [condition is true]")
>> > )
>>
>> No. Written in Lisp, it's
>>
>> (progn
>> (thing 1)
>> (thing 2)
>> ...)
>>
Note that Emacs has its own repl, too.
M-x ielm RET
Take a while to learn how to think in lisp. The constructs you are using
are C-like and very primitive (non-expressive, if you prefer) compared
to what you can do in lisp.
Specifically, it seems like what you are trying to do is usually
accomplished with minor-modes in elisp.
Leo
next prev parent reply other threads:[~2020-10-08 17:43 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-07 0:19 Executing part of the code instead of another Christopher Dimech
2020-10-07 0:50 ` Emanuel Berg via Users list for the GNU Emacs text editor
2020-10-07 0:55 ` Christopher Dimech
2020-10-07 1:05 ` Emanuel Berg via Users list for the GNU Emacs text editor
2020-10-07 7:01 ` Christopher Dimech
2020-10-07 7:13 ` Emanuel Berg via Users list for the GNU Emacs text editor
2020-10-07 7:20 ` Robert Pluim
2020-10-07 13:09 ` Christopher Dimech
2020-10-07 17:29 ` Nick Dokos
2020-10-07 18:01 ` Christopher Dimech
2020-10-07 9:38 ` Gregory Heytings via Users list for the GNU Emacs text editor
2020-10-07 9:46 ` Emanuel Berg via Users list for the GNU Emacs text editor
2020-10-07 9:53 ` Robert Pluim
2020-10-07 11:17 ` Emanuel Berg via Users list for the GNU Emacs text editor
2020-10-07 11:28 ` Robert Pluim
2020-10-07 13:28 ` Stefan Monnier
2020-10-07 13:40 ` Robert Pluim
2020-10-07 13:48 ` Christopher Dimech
2020-10-07 14:01 ` tomas
2020-10-07 14:05 ` Christopher Dimech
2020-10-08 17:43 ` Leo Butler [this message]
2020-10-07 15:15 ` Drew Adams
2020-10-18 23:02 ` Douglas Lewan
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