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Re: Lists composed of equal number and kind of elements
From: |
Emanuel Berg |
Subject: |
Re: Lists composed of equal number and kind of elements |
Date: |
Tue, 28 Jul 2015 01:56:51 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) |
John Mastro <john.b.mastro@gmail.com> writes:
>> Anyway, to answer your question, try this: (defun
>> set-equal (list-1 list-2) (and (null
>> (cl-set-exclusive-or list-1 list-2)) (= (length
>> list-1) (length list-2)) )) Note: Depending what is
>> deemed faster and/or more likely to tell the correct
>> state, the order of the `and' arguments could be
>> reversed...
>
> If `cl-set-exclusive-or' returns nil, aren't the two
> lists guaranteed to have the same length?
No: (cl-set-exclusive-or '(1) '(1 1)) ; nil
--
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- Lists composed of equal number and kind of elements, Andreas Röhler, 2015/07/27
- RE: Lists composed of equal number and kind of elements, Drew Adams, 2015/07/27
- Re: Lists composed of equal number and kind of elements, Emanuel Berg, 2015/07/27
- Re: Lists composed of equal number and kind of elements, John Mastro, 2015/07/27
- Fwd: Lists composed of equal number and kind of elements, John Mastro, 2015/07/27
- Re: Lists composed of equal number and kind of elements,
Emanuel Berg <=
- Message not available
- Re: Lists composed of equal number and kind of elements, Barry Margolin, 2015/07/28
- Re: Lists composed of equal number and kind of elements, Emanuel Berg, 2015/07/28
- Message not available
- Re: Lists composed of equal number and kind of elements, Pascal J. Bourguignon, 2015/07/28
- Re: Lists composed of equal number and kind of elements, Emanuel Berg, 2015/07/28
- Re: Lists composed of equal number and kind of elements, Marcin Borkowski, 2015/07/29
- Re: Lists composed of equal number and kind of elements, Emanuel Berg, 2015/07/29
- Re: Lists composed of equal number and kind of elements, Emanuel Berg, 2015/07/29
- Message not available
- Re: Lists composed of equal number and kind of elements, Pascal J. Bourguignon, 2015/07/29
- Re: Lists composed of equal number and kind of elements, Rusi, 2015/07/29
- Re: Lists composed of equal number and kind of elements, Pascal J. Bourguignon, 2015/07/29