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Re: declare a="$b" if $a previously set as array


From: Chet Ramey
Subject: Re: declare a="$b" if $a previously set as array
Date: Sun, 14 Dec 2014 15:21:22 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.2.0

On 12/8/14 6:29 PM, Linda Walsh wrote:

>> Also, it's *not* the way it's supposed to operate. Arrays are not POSIX, how
>> can this be the way it's "supposed" to operate? Where do you get that from?
> ----
>     Of the shells you mention, which implemented arrays first?

ksh did.  It certainly had them by 1986, I don't remember whether ksh-83
had them as well.

-- 
``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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