From: Eric Cook <llua@gmx.com>
To: zsh-users@zsh.org
Subject: Re: Should zipping two empty arrays result in empty string?
Date: Sun, 1 Jan 2017 03:50:30 -0500 [thread overview]
Message-ID: <d14996cc-99b1-a9c6-a090-1e8d4fc836ff@gmx.com> (raw)
In-Reply-To: <f360e541-0993-db23-902b-174b08b2cad4@gmail.com>
On 01/01/2017 12:18 AM, Kannan Varadhan wrote:
> Isn't this identical to
>
> % for i in "" ; do typeset -p i ; done
>
> which yields exactly one iteration, as I would expect?
>
That is indeed how it currently is, which is weird in my opinion.
Because when you expand an empty array in any other instance,
you don't get an argument/word; because there is none.
I would expect it behave like:
% for i in "${empty[@]}"; do typeset -p i; done
Which won't iterate.
next prev parent reply other threads:[~2017-01-01 9:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-01 3:49 Eric Cook
2017-01-01 5:18 ` Kannan Varadhan
2017-01-01 8:50 ` Eric Cook [this message]
2017-01-01 9:17 ` Eric Cook
2017-01-01 20:24 ` Bart Schaefer
2017-01-01 20:27 ` [PATCH] zipping two empty arrays should not result in empty string Bart Schaefer
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