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Re: Unset array doesn't work

From: Chet Ramey
Subject: Re: Unset array doesn't work
Date: Tue, 27 Feb 2018 11:23:18 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Thunderbird/52.6.0

On 2/26/18 11:34 AM, Robert Elz wrote:

> I believe that most shells that implement local (which is most shells) 
> implement unset of a local as meaning the local var becomes unset,
> not that it vanishes and the global reappears.

That was the objection: that unset in a function unset the local instance
of the variable, and left the global instance in place.

``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://tiswww.cwru.edu/~chet/

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