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Re: treatment of empty strings - why is this not a bug?

X-seq: zsh-workers 26305
From: Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
To: Zsh list <zsh-workers@xxxxxxxxxx>
Subject: Re: treatment of empty strings - why is this not a bug?
Date: Tue, 13 Jan 2009 19:24:09 +0000
In-reply-to: <18796.17298.94642.461735@xxxxxxxxxxxxxxxxxx>
Mailing-list: contact zsh-workers-help@xxxxxxxxxx; run by ezmlm
References: <18796.17298.94642.461735@xxxxxxxxxxxxxxxxxx>

On Tue, 13 Jan 2009 02:32:34 -0500
Greg Klanderman <gak@xxxxxxxxxxxxxx> wrote:
> lwm% x=::: && for v in "${(s-:-)x}" ; do echo "v= =>$v<=" ; done
> v= =><=
> v= =><=

Hmm...

% setopt rcexpandparam                                     
% x=::: && for v in "${(s-:-)x}" ; do echo "v= =>$v<=" ; done
v= =><=
v= =><=
v= =><=
v= =><=

What's this got to do with RC_EXPAND_PARAM and why is the behaviour
without that option not a bug?  Er...  I'm very glad you asked.

-- 
Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
Web page now at http://homepage.ntlworld.com/p.w.stephenson/

Follow-Ups:
- Re: treatment of empty strings - why is this not a bug?
  - From: Peter Stephenson

References:
- treatment of empty strings - why is this not a bug?
  - From: Greg Klanderman

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