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Re: Error in bash documentation for builtin declare

From: Greg Wooledge
Subject: Re: Error in bash documentation for builtin declare
Date: Fri, 6 Nov 2020 11:01:10 -0500
User-agent: Mutt/1.10.1 (2018-07-13)

On Fri, Nov 06, 2020 at 02:07:36PM +0100, Edouard Thiel wrote:
> there is an error in the bash documentation:
>     https://www.gnu.org/software/bash/manual/bash.html#Bash-Builtins
> In the 'declare' builtin, option '-n',  last sentence:
>     "The nameref attribute cannot be applied to array variables"
> is actually wrong: it can be applied to indexed and associative arrays
> (since bash 4.3+)
> (tested for bash version : 4.3.48(1)-release (x86_64-pc-linux-gnu))

The relevant section in the 5.0 man page under PARAMETERS says:

  Array variables cannot be given the nameref attribute.  However,
  nameref variables can  reference  array  variables and  subscripted
  array  variables.

What, exactly, did you test?

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