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Re: test -v for array does not work as documented


From: Chet Ramey
Subject: Re: test -v for array does not work as documented
Date: Wed, 19 Feb 2020 10:22:37 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.5.0

On 2/19/20 7:00 AM, Ulrich Mueller wrote:

> Bash Version: 5.0
> Patch Level: 16
> Release Status: release
> 
> Description:
>       The GNU Bash Reference Manual Version 5.0 says about test -v:
>       '-v VARNAME'
>            True if the shell variable VARNAME is set (has been
>            assigned a value).
> 
>       However, it doesn't always return true when VARNAME is an
>       (indexed or associative) array that has been assigned a value.

If you refer to an array variable without the subscript, it's equivalent
to referencing element 0.


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



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