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Re: simple question about &

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From: Andrew Main <zefram@xxxxxxxxx>
To: monnier+lists/zsh/users/news/@TEQUILA.SYSTEMSZ.CS.YALE.EDU (Stefan Monnier)
Subject: Re: simple question about &
Date: Mon, 2 Mar 1998 13:43:09 +0000 (GMT)
Cc: zsh-users@xxxxxxxxxxxxxxx
In-reply-to: <5ln2f9i5y2.fsf@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> from "Stefan Monnier" at Mar 2, 98 08:21:41 am

Stefan Monnier wrote:
>I couldn't find anywhere in zsh-3.0.5 documentation whether '&!' is supposed to
>be the same or is supposed to be different from '&|'.  They always appear
>together, but it's never specified that one can be replaced by the other.
>Is there a difference ?  If no, why are both forms accepted ?

They are equivalent.  &! is the canonical form, but &| is more commonly
used, in order to avoid unwanted history expansion.

-zefram

References:
- simple question about &
  - From: Stefan Monnier

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