From: "Bart Schaefer" <schaefer@brasslantern.com>
To: Ian Lynagh <igloo@earth.li>, zsh-users@sunsite.dk
Subject: Re: Beginning of line matching
Date: Tue, 26 Mar 2002 17:26:29 +0000 [thread overview]
Message-ID: <1020326172630.ZM32331@candle.brasslantern.com> (raw)
In-Reply-To: <20020326123144.GA24391@stu163.keble.ox.ac.uk>
On Mar 26, 12:31pm, Ian Lynagh wrote:
}
} I would have expected ${FOO/(#s)/X} and ${${FOO/(#m)(#s)?/X$MATCH}:-X}
} to be equivalent, but it seems that only the second one has the desired
} effect when FOO is not empty. Is there a reason the first doesn't behave
} as I expected?
AFAICT, it's because "start of string" is considered to begin with the
first real character, thus after the implicit intial empty substring.
This should probably be considered a bug.
Compare ${FOO/()/X}, and also ${FOO//()/X} ...
--
Bart Schaefer Brass Lantern Enterprises
http://www.well.com/user/barts http://www.brasslantern.com
Zsh: http://www.zsh.org | PHPerl Project: http://phperl.sourceforge.net
prev parent reply other threads:[~2002-03-26 17:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-26 12:31 Ian Lynagh
2002-03-26 17:26 ` Bart Schaefer [this message]
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