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Re: "assoc" for returning ALL associations for a given key
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From: |
Juanma Barranquero |
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Subject: |
Re: "assoc" for returning ALL associations for a given key |
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Date: |
Tue, 5 May 2009 12:07:58 +0200 |
On Tue, May 5, 2009 at 10:59, florian <lorian@fsavigny.de> wrote:
> But I am wondering whether that would have been necessary - perhaps I
> am overlooking something?
If you use the CL package (included in Emacs), `remove*' and friends
can be used for that:
(remove* nil ALIST :key '(lambda (item) (equal (car item) KEY)))
(remove-if-not (lambda (item) (equal item KEY)) ALIST :key 'car)
etc.
Juanma