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Date: Wed, 7 Mar 2012 18:38:25 +0000
From: Mark <mark+lists@internecto.net>
To: zsh-users@zsh.org
Subject: Re: [[ and [
In-Reply-To: <20120307141121.GA11001@fermat.math.technion.ac.il>
References: <4F52D510.6000002@sergio.spb.ru>
	<120303202448.ZM21278@torch.brasslantern.com>
	<4F555B0B.1050401@sergio.spb.ru>
	<120305220555.ZM27709@torch.brasslantern.com>
	<4F55EF85.3050809@sergio.spb.ru>
	<20120306113532.789859ca@pwslap01u.europe.root.pri>
	<20120306114404.359e1c9d@pwslap01u.europe.root.pri>
	<20120307085236.GC15125@fermat.math.technion.ac.il>
	<20120307094347.608739c3@pwslap01u.europe.root.pri>
	<20120307141121.GA11001@fermat.math.technion.ac.il>
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>  But people who read the manual can be told that there is a
> newer alternative, namely ((.

They should also be very aware that (( 0 )) returns false and
(( "not 0" )) returns true. Try it:

(( 0 )) && echo foobar