From: Perry Smith <pedz@easesoftware.com>
To: Zsh Users <zsh-users@zsh.org>
Subject: Re: (about quoting) Re: (0) works as a charm
Date: Wed, 27 Nov 2019 14:21:59 -0600 [thread overview]
Message-ID: <3FC964CB-7EB2-4F23-9013-574A69B0BE8E@easesoftware.com> (raw)
In-Reply-To: <20191127193322.GA4955@prometheus.u-strasbg.fr>
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> On Nov 27, 2019, at 1:33 PM, Marc Chantreux <eiro@phear.org> wrote:
>
> hello,
>
>> Are you saying that ‘\0’ is a quoted null character while $’\0’
>> is a quoted string with one character which is a null and somehow
>> zsh keeps quoted characters different from quoted strings?
>
> the opposite: $'' is yet another quoting style in zsh to know what
> will be expanded
>
> | "" $'' '' none
> ---+-----------------
> $ | yes no no yes
> \ | yes yes no no[1]
>
> [1] remove the '\' symbol
>
> print -r "\n" $'\n' '\n' \n | xxd
>
> first i was confused because by default, print interpolate \
> before printing as long as you don't use -r.
>
> so
>
> x='\0'
> print $x
> x=$'\0'
> print $x
>
> looks the same
AH!! So… testing with “print” (without -r) has pitfalls…
I had no idea print was interpreting things on output…
thank you all for your patience
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next prev parent reply other threads:[~2019-11-27 20:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-27 13:00 (0) not working ? Marc Chantreux
2019-11-27 13:54 ` Perry Smith
2019-11-27 14:18 ` Marc Chantreux
2019-11-27 14:56 ` Perry Smith
2019-11-27 16:15 ` (0) works as a charm Marc Chantreux
2019-11-27 16:24 ` Roman Perepelitsa
2019-11-27 18:14 ` Perry Smith
2019-11-27 19:33 ` (about quoting) " Marc Chantreux
2019-11-27 20:21 ` Perry Smith [this message]
2019-11-28 10:55 ` Marc Chantreux
2019-11-27 14:40 ` (0) not working ? Marc Chantreux
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