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From: "Bart Schaefer" <schaefer@brasslantern.com>
To: zsh-users@sunsite.dk
Subject: Re: Stuff I don't understand
Date: Tue, 9 Apr 2002 11:25:49 +0000	[thread overview]
Message-ID: <1020409112549.ZM3078@candle.brasslantern.com> (raw)
In-Reply-To: <15538.47797.753615.94046@wischnow.berkom.de>

On Apr 9, 11:56am, Sven Wischnowsky wrote:
}
} Will Sargent wrote:
} 
} > I don't quite understand compset.  Or local -- and what
} > curcontext="$curcontext" means.  Or typeset.
} 
} Can't help you with all of this... ;-)

Yeah, but you can help with a little of it.  In particular, `local' is
a synonym for `typeset', `typeset' (or `local') inside a function mean
to create a new variable in the scope of that function, and specifically

    local curcontext="$curcontext"

means to copy the value of the variable from the surrounding scope as
the value of the new variable in function scope, because "$curcontext"
is expanded before the `local' command is executed.

-- 
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   


  reply	other threads:[~2002-04-09 11:26 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-04-04 23:49 Rough Draft of Article on Writing Completion Functions John Beppu
2002-04-05  9:57 ` Peter Stephenson
2002-04-05 10:01   ` Peter Stephenson
2002-04-05 10:45     ` Joakim Ryden
2002-04-05 10:56       ` Peter Stephenson
2002-04-05 11:12         ` Joakim Ryden
2002-04-05 18:43       ` Stuff I don't understand Will Sargent
2002-04-09  9:56         ` Sven Wischnowsky
2002-04-09 11:25           ` Bart Schaefer [this message]
2002-04-11 20:04       ` Rough Draft of Article on Writing Completion Functions John Beppu

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