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Re: param expansion with single-character special vars in the environmen


From: Chet Ramey
Subject: Re: param expansion with single-character special vars in the environment
Date: Mon, 2 May 2016 12:12:32 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:45.0) Gecko/20100101 Thunderbird/45.0

On 4/27/16 4:07 PM, Eduardo A. Bustamante López wrote:

> The 'mapfile' one is interesting, because it drops the nameref attribute from
> the 'r' variable.

Array variables can't have the nameref attribute.  The process of creating
and clearing the array with the name supplied as an argument clears that
attribute.  Maybe it should display a warning.

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



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