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Re: clarification on (#U) in pattern matching.

X-seq: zsh-workers 49746
From: Stephane Chazelas <stephane@xxxxxxxxxxxx>
To: Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
Cc: zsh workers <zsh-workers@xxxxxxx>
Subject: Re: clarification on (#U) in pattern matching.
Date: Mon, 7 Feb 2022 12:24:21 +0000
Archived-at: <https://zsh.org/workers/49746>
In-reply-to: <1692212664.579212.1644236144924@mail2.virginmedia.com>
List-id: <zsh-workers.zsh.org>
Mail-followup-to: Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>, zsh workers <zsh-workers@xxxxxxx>
References: <20220206084255.tn3dgitvpr7qdjig@chazelas.org> <1071890479.577225.1644233454174@mail2.virginmedia.com> <1692212664.579212.1644236144924@mail2.virginmedia.com>

See also:

$ a=été
$ echo ${a%(#U)?}
été
$ echo ${a%%(#U)?}
été
$ echo ${a%(#U)$'\xa9'}
été
$ echo ${a%(#U)?*}
ét

Consistent with the other behaviours but maybe even more confusing.

-- 
Stephane

References:
- clarification on (#U) in pattern matching.
  - From: Stephane Chazelas
- Re: clarification on (#U) in pattern matching.
  - From: Peter Stephenson

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