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From: Mikael Magnusson <mikachu@gmail.com>
To: Bart Schaefer <schaefer@brasslantern.com>
Cc: Zsh Users <zsh-users@zsh.org>
Subject: Re: Filtering an array of file names
Date: Thu, 29 Sep 2016 09:54:13 +0200	[thread overview]
Message-ID: <CAHYJk3QepQXjaVwGnHy2uRQGQqfdnpbwPDDifrw7fOXXU8K_Uw@mail.gmail.com> (raw)
In-Reply-To: <160929001853.ZM27784@torch.brasslantern.com>

On Thu, Sep 29, 2016 at 9:18 AM, Bart Schaefer
<schaefer@brasslantern.com> wrote:
> On Sep 29,  8:43am, Jesper Nygards wrote:
> }
> } Suppose I have an array of file names, generated from some external
> } program. Is there an zsh-idiomatic way of filtering this array to only
> } keep directories?
>
> Are these local file names that you can compare to the filesystem?  If
> so, you can use rc-expand-param and globbing qualifiers:
>
>   directories=( ${^allfiles}(/) )

This should be
  directories=( ${^allfiles}(/N) )
unless you have nullglob set, otherwise it will either fail or fill up
the directories array with entries like "foo(/)" depending on if
nomatch is set.

-- 
Mikael Magnusson


  parent reply	other threads:[~2016-09-29  9:51 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-29  6:43 Jesper Nygårds
2016-09-29  7:18 ` Bart Schaefer
2016-09-29  7:38   ` Jesper Nygårds
2016-09-29  7:54   ` Mikael Magnusson [this message]
2016-09-29 15:51     ` Bart Schaefer
     [not found] ` <160929001853.ZM27784__20418.9757038423$1475133607$gmane$org@torch.brasslantern.com>
2016-09-29  7:55   ` Daniel Shahaf

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