From: Peter Stephenson <p.w.stephenson@ntlworld.com>
To: zsh-user <zsh-users@zsh.org>
Subject: Re: no wildcards/anchors allowed in pattern? ${f:s/pattern/_s&}
Date: Thu, 8 Sep 2022 14:16:43 +0100 (BST) [thread overview]
Message-ID: <339811895.270157.1662643003818@mail.virginmedia.com> (raw)
In-Reply-To: <826663136.300323.1662640732618@mail.virginmedia.com>
Sorry, didn't go to the list, agian...
> On 08/09/2022 12:56 zzapper <zsh@rayninfo.co.uk> wrote:
> This works for me and allows me to use memory '&' but I'm frustrated
> that I don't seem to be able to use anchors / wildcards etc in the pattern
>
> f=dog.png ;echo $f '->' ${f:s/./_s&}
> dog.png -> dog_s.png
>
> the alternative syntax allows pattern to be a regexp but has no regexp
> memory
>
>
> f=dog.png.png ;echo $f '->' ${f/%.png/_s.png}
> dog.png.png -> dog.png_s.png
The pattern expansion case has this syntax:
f=stuff.png
print ${foo/%(#m).png/_$MATCH}
stuff_.png
Look up the "m" globbing flag.
pws
next prev parent reply other threads:[~2022-09-08 13:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-08 11:56 zzapper
[not found] ` <826663136.300323.1662640732618@mail.virginmedia.com>
2022-09-08 13:16 ` Peter Stephenson [this message]
2022-09-08 13:57 ` zzapper
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