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Re: Calling a function with undefined symbol
From: |
Sam Steingold |
Subject: |
Re: Calling a function with undefined symbol |
Date: |
Wed, 02 Nov 2022 10:25:24 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
> * Michael Heerdegen <zvpunry_urreqrtra@jro.qr> [2022-11-02 13:14:55 +0100]:
>
> Say the variable `x` is bound to
>
> '''''''''''''''''''''''''''''''''...
i.e.,
(defconst x #1=(quote #1#))
right?
NB: (setq print-circle t) before attempting the above!
> i.e. a value that is a quoted thing where the thing is the same value
> again (such a value exists in Elisp!) - what would evaluating
>
> (eq 'x x)
> (equal 'x x)
nil: you are comparing a symbol 'x' with a circular list
(quote (quote ...))
what you probably meant was
(eq x (eval x))
(equal x (eval x))
which both evaluate to t because eval just scrolls the circular list
once - to its original starting point
--
Sam Steingold (https://aphar.dreamwidth.org/) on darwin Ns 10.3.2113
https://lastingimpactpsychology.com https://steingoldpsychology.com
https://www.peaceandtolerance.org/ https://www.memritv.org
When C++ is your hammer, everything looks like a thumb.
- Re: Calling a function with undefined symbol, Michael Heerdegen, 2022/11/02
- Re: Calling a function with undefined symbol,
Sam Steingold <=
- Re: Calling a function with undefined symbol, Michael Heerdegen, 2022/11/02
- Re: Calling a function with undefined symbol, Emanuel Berg, 2022/11/03
- Re: Calling a function with undefined symbol, Emanuel Berg, 2022/11/03
- Re: Calling a function with undefined symbol, Michael Heerdegen, 2022/11/03
- Re: Calling a function with undefined symbol, Emanuel Berg, 2022/11/04
- Re: Calling a function with undefined symbol, Michael Heerdegen, 2022/11/04
- Re: Calling a function with undefined symbol, Emanuel Berg, 2022/11/05
- Re: Calling a function with undefined symbol, Michael Heerdegen, 2022/11/05
- Re: Calling a function with undefined symbol, Emanuel Berg, 2022/11/07
- Re: Calling a function with undefined symbol, Michael Heerdegen, 2022/11/07