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Date: Mon, 7 Feb 2022 12:24:21 +0000
From: Stephane Chazelas <stephane@chazelas.org>
To: Peter Stephenson <p.w.stephenson@ntlworld.com>
Cc: zsh workers <zsh-workers@zsh.org>
Subject: Re: clarification on (#U) in pattern matching.
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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