From: Bart Schaefer <schaefer@brasslantern.com>
To: "Benjamin R. Haskell" <zsh@benizi.com>
Cc: Zsh Users <zsh-users@zsh.org>
Subject: Re: Assign to parameter in parameter -- opposite of ${(P)name}?
Date: Sat, 10 Jul 2010 10:39:37 -0700 [thread overview]
Message-ID: <AANLkTinb3yaEmTkDQu0g_NOuJnm5-KWMdK_FK-toGMeX@mail.gmail.com> (raw)
In-Reply-To: <alpine.LNX.2.01.1007091908420.4808@hp.internal>
On Fri, Jul 9, 2010 at 4:17 PM, Benjamin R. Haskell <zsh@benizi.com> wrote:
> It's the end of the week, and I'm tired, so I'm sure I'm completely
> overlooking something obvious, but how do you *assign* to a parameter
> whose name is in a parameter?
Your first attempt wasn't complicated enough, but your second attempt
was too complicated. :-)
% name=foo
% : ${(P)name::=something}
% print $foo
something
% print $name
foo
The (P)name is interpreted before the ::= so you don't need nested expansion.
prev parent reply other threads:[~2010-07-10 17:39 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-09 23:17 Benjamin R. Haskell
2010-07-10 1:13 ` Frank Terbeck
2010-07-10 15:36 ` Benjamin R. Haskell
2010-07-10 15:44 ` Frank Terbeck
2010-07-10 15:54 ` Benjamin R. Haskell
2010-07-10 14:57 ` Julius Plenz
2010-07-10 15:52 ` Benjamin R. Haskell
2010-07-10 17:39 ` Bart Schaefer [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=AANLkTinb3yaEmTkDQu0g_NOuJnm5-KWMdK_FK-toGMeX@mail.gmail.com \
--to=schaefer@brasslantern.com \
--cc=zsh-users@zsh.org \
--cc=zsh@benizi.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.vuxu.org/mirror/zsh/
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).