From: "Clément Pit--Claudel" <clement.pit@gmail.com>
To: Dmitry Gutov <dgutov@yandex.ru>, emacs-devel@gnu.org
Subject: Re: On removing some obsolete code from subr and core
Date: Sat, 5 Nov 2016 13:23:58 -0400 [thread overview]
Message-ID: <41464b49-e4de-3011-8a44-8e50f336a67d@gmail.com> (raw)
In-Reply-To: <99b16586-4ce6-6837-d3e7-58a84b1ddd35@yandex.ru>
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On 2016-11-05 12:42, Dmitry Gutov wrote:
> On 05.11.2016 17:52, Clément Pit--Claudel wrote:
>
>> I never understood this one. The name string-to-int suggests that you'll get an error if your string doesn't describe an int.
>
> I'm just guessing, but that probably never happened. stirng-to-number works like this:
>
> ELISP> (string-to-number "abc")
> 0 (#o0, #x0, ?\C-@)
> ELISP> (string-to-number "22.2abc")
> 22.2
I know, I know :) (what is this fancy ELISP repl, btw?)
>> How do you get a proper string-to-int behavior in Emacs Lisp? With (let ((v (string-to-number s))) (when (floatp v) (error …)))?
>
> By calling `floor' on the result of string-to-number, I guess.
Hmm. I'd expect string-to-int to error on non-ints:
>>> int("1.3")
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ValueError: invalid literal for int() with base 10: '1.3'
Clément.
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next prev parent reply other threads:[~2016-11-05 17:23 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-04 16:59 On removing some obsolete code from subr and core Mark Oteiza
2016-11-05 8:24 ` John Wiegley
2016-11-05 8:34 ` Eli Zaretskii
2016-11-05 13:50 ` Mark Oteiza
2016-11-05 17:59 ` Eli Zaretskii
2016-11-06 16:58 ` Mark Oteiza
2016-11-05 17:50 ` Stefan Monnier
2016-11-06 17:05 ` Mark Oteiza
2016-11-06 22:32 ` Stefan Monnier
2016-11-07 0:32 ` Mark Oteiza
2016-11-07 3:35 ` Eli Zaretskii
2016-11-07 4:24 ` Mark Oteiza
2016-11-07 15:11 ` Eli Zaretskii
2016-11-07 20:08 ` Mark Oteiza
2016-11-07 20:13 ` Eli Zaretskii
2016-11-07 20:25 ` Mark Oteiza
2016-11-08 6:51 ` Noam Postavsky
2016-11-07 20:31 ` Stefan Monnier
2016-11-07 21:32 ` Johan Bockgård
2016-11-08 13:00 ` Stefan Monnier
2016-11-08 19:49 ` John Wiegley
2016-11-05 15:51 ` Clément Pit--Claudel
2016-11-05 15:52 ` Clément Pit--Claudel
2016-11-05 16:42 ` Dmitry Gutov
2016-11-05 17:23 ` Clément Pit--Claudel [this message]
2016-11-05 17:31 ` Dmitry Gutov
2016-11-05 18:03 ` Clément Pit--Claudel
2016-11-05 15:57 ` Clément Pit--Claudel
2016-11-05 17:56 ` Stefan Monnier
2016-11-05 19:14 ` Clément Pit--Claudel
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