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| From: | Stefan Monnier |
| Subject: | bug#34852: 26.1; seq-intersection ignores nil as element |
| Date: | Thu, 14 Mar 2019 19:14:23 -0400 |
| User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) |
> (seq-contains nil '(nil t foo) (lambda (x) t)) -> nil
> It returns *nil* if testfn fails, or *nil* (ELT) if it succeds.
Just because it sometimes does doesn't mean it always does:
(seq-contains '(0 3 4) 1 #'<)
returns 3
Stefan
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