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From: | Emanuel Berg |
Subject: | Re: Why is booleanp defined this way? |
Date: | Sat, 18 Apr 2015 01:30:22 +0200 |
User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) |
Barry Margolin <barmar@alum.mit.edu> writes: > (booleanp nil) => (nil t) > (booleanp t) => (t) > (booleanp something-else) => nil Really? This is what I get: (booleanp nil) ; t (booleanp t) ; t (booleanp 1) ; nil And they are not lists: (listp (booleanp nil)) ; nil (listp (booleanp t)) ; nil -- underground experts united http://user.it.uu.se/~embe8573
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