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Re: ${!variable@operator} does not work for variables without values; inconsistencies between present and absent [@] for @A and @a

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On 2/19/20 4:03 PM, Arfrever Frehtes Taifersar Arahesis wrote:

> ${variable@A} does not work for scalar variables without values, but
> interestingly ${variable[@]@A} works for them.

What does this mean? If you have, for instance,

declare -lr VAR1
echo ${VAR1@A}
echo ${VAR1[@]@A}

you get two empty lines.


-- 
``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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Re: ${!variable@operator} does not work for variables without values;  inconsistencies between present and absent [@] for @A and @a Chet Ramey <chet.ramey@case.edu> - 2020-02-20 14:13 -0500

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