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From: Bart Schaefer <schaefer@brasslantern.com>
Date: Wed, 22 Apr 2020 11:14:41 -0700
Message-ID: <CAH+w=7aQVhTbaiGb8-OAXC4sghvhPOncg8DbaNWC48R5SvO6WA@mail.gmail.com>
Subject: Re: field splitting
To: Pier Paolo Grassi <pierpaolog@gmail.com>
Cc: Roman Perepelitsa <roman.perepelitsa@gmail.com>, Mikael Magnusson <mikachu@gmail.com>, 
	Zsh-Users List <zsh-users@zsh.org>
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On Wed, Apr 22, 2020 at 10:54 AM Pier Paolo Grassi <pierpaolog@gmail.com> wrote:
>
> so it's a bug in that version? this is the zsh that comes with ubuntu xenial

It's intentional behavior; the newer version provides an alternate
behavior that is closer to what you want.

The workaround in older versions of zsh is to use a dummy array
variable:   ${${(As: :)dummy::=$line}[1]}