Re: associative array assignment from the output of a function

[Chris F.A. Johnson]

On Fri, 22 Oct 2010, Andreas Schwab wrote:

> Axel <axel.azerty@laposte.net> writes:
>
> > After your answer, I checked and I think the error message is not
> > related to the variable name collision :
> >
> > [axel@axel-asus plugins]$ unset foo
> > [axel@axel-asus plugins]$ func()
> > > {
> > > echo "[a]=5 [b]=10"
> > > }
> > [axel@axel-asus plugins]$ declare -A foo=( $(func) )
>
> $ declare -A foo=('[a]=5')

   Drop the qotes:

declare -A foo=( [a]=5 )

> bash: foo: [a]=5: must use subscript when assigning associative array
> $ eval "declare -A foo=($(echo '[a]=5'))"; echo ${foo[a]}
> 5

--
   Chris F.A. Johnson, <http://cfajohnson.com>
   Author:
   Pro Bash Programming: Scripting the GNU/Linux Shell (2009, Apress)
   Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)