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From: Jean Louis <bugs@gnu.support>
To: Joost Kremers <joostkremers@fastmail.fm>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Is there equivalent internal function for this list-has-elements?
Date: Mon, 19 Oct 2020 21:08:23 +0300	[thread overview]
Message-ID: <20201019180823.GM19325@protected.rcdrun.com> (raw)
In-Reply-To: <87k0vnw7r2.fsf@fastmail.fm>

* Joost Kremers <joostkremers@fastmail.fm> [2020-10-19 00:22]:
> 
> On Sun, Oct 18 2020, tomas@tuxteam.de wrote:
> > If I understand this one correctly, it can be expressed as:
> >
> >   (seq-filter
> >     (lambda (elt) (string-match needle elt))
> >     haystack)
> 
> Small nit-pick, but it's generally better to use `string-match-p` if you're just
> testing whether a string matches a regexp. `string-match` modifies the match
> data, `string-match-p` doesn't.

Thanks.



  parent reply	other threads:[~2020-10-19 18:08 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-18 19:37 Is there equivalent internal function for this list-has-elements? Jean Louis
2020-10-18 20:43 ` Stefan Monnier
2020-10-19  7:15   ` tomas
     [not found]   ` <20201019180655.GL19325@protected.rcdrun.com>
     [not found]     ` <jwvpn5ef5dx.fsf-monnier+emacs@gnu.org>
2020-10-19 20:15       ` Jean Louis
2020-10-18 20:58 ` tomas
2020-10-18 21:21   ` Joost Kremers
2020-10-19  6:57     ` tomas
2020-10-19 18:08     ` Jean Louis [this message]
2020-10-19 18:23   ` Jean Louis

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