From: Dan Nelson <dnelson@allantgroup.com>
To: Clint Adams <clint@zsh.org>, Zsh Users <zsh-users@sunsite.dk>
Subject: Re: How to generate a list of numbers without 'seq'?
Date: Fri, 19 Mar 2004 10:34:25 -0600 [thread overview]
Message-ID: <20040319163425.GF99558@dan.emsphone.com> (raw)
In-Reply-To: <20040319095840.GD1228@DervishD>
In the last episode (Mar 19), DervishD said:
> Hi Clint :)
>
> * Clint Adams <clint@zsh.org> dixit:
> > > print -l `seq 0 10`
> > > entirely using Zsh. How can I replace the 'seq'???
> > print -l {0..10}
>
> This is more similar to the solution I was trying using <X-Y>,
> which doesn't seem to work if it cannot be expanded :( But IIRC, I've
> used <X-Y> syntax to generate list of numbers, but I don't remember
> how, when, etc.
<x-y> is pattern matching, so it only matches existing filenames;
{x..y} is parameter expansion so it generates its own values. If you
have a LOT of numbers you want to generate, {x..y} will suck up memory,
so incrementing and printing a counter variable in a loop is better.
--
Dan Nelson
dnelson@allantgroup.com
next prev parent reply other threads:[~2004-03-19 16:34 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-18 20:52 DervishD
2004-03-18 21:12 ` Clint Adams
2004-03-19 9:58 ` DervishD
2004-03-19 16:34 ` Dan Nelson [this message]
2004-03-20 10:00 ` DervishD
2004-03-21 3:54 ` Dan Nelson
2004-03-21 12:06 ` DervishD
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