Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!usc!elroy.jpl.nasa.gov!ames!uhccux!munnari.oz.au!frankland-river!pem
From: pem@frankland-river.aaii.oz.au (Paul E. Maisano)
Newsgroups: comp.lang.perl
Subject: Re: Done already (was Re: referencing scalars apart from subroutine calls)
Message-ID: <1276@frankland-river.aaii.oz.au>
Date: 7 Mar 90 22:29:03 GMT
References: <1232@frankland-river.aaii.oz.au> <1990Mar7.055852.1192@iwarp.intel.com>
Organization: Australian AI Institute
Lines: 23

In article <1990Mar7.055852.1192@iwarp.intel.com>, merlyn@iwarp.intel.com (Randal Schwartz) writes:
> Arrggh!  grep() taken to the extreme!!!  This is better supported as:
> 
> for ($array[EXPR]) {
> 	...
> 	...
> 	...
> }
> 
> Same results exactly.  If you assign into $_, the corresponding array
> element changes (right, Larry?).

Sorry, I had already tried that and it didn't work. I thought of the for loop
before the grep but I think the manual says that the referencing through $_
only works for real arrays as opposed to lists. Anyway it doesn't work.
It could be useful if it did work. I certainly don't see any harm in it.

------------------
Paul E. Maisano
Australian Artificial Intelligence Institute
1 Grattan St. Carlton, Vic. 3053, Australia
Ph: +613 663-7922  Fax: +613 663-7937
Email: pem@aaii.oz.au   UUCP: {uunet,mcsun,ukc,nttlab}!munnari!aaii.oz.au!pem