emacs-devel
[Top][All Lists]
Advanced
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Help with recursive destructive function

From: Michael Heerdegen
Subject: Re: Help with recursive destructive function
Date: Thu, 07 Jun 2018 03:13:21 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) 
Eric Abrahamsen <address@hidden> writes:

> I thought that was exactly what "destructive" meant!?

Sometimes, but in general it only means that the original data can be
changed (destroyed) for better performance.  See

  (info "(elisp) Sets And Lists")

and the description of `delq' for some background.


Michael.
reply via email to
[Prev in Thread] Current Thread [Next in Thread]