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Re: Severe Bash Bug with Arrays

From: Greg Wooledge
Subject: Re: Severe Bash Bug with Arrays
Date: Thu, 26 Apr 2012 14:16:06 -0400
User-agent: Mutt/

On Thu, Apr 26, 2012 at 05:54:27PM +0200, Maarten Billemont wrote:
> On 26 Apr 2012, at 01:18, Linda Walsh wrote:
> > 
> > Ishtar:> echo "${b[*]}"
> You should always recommend the "address@hidden" variant.  "${b[*]}" is 
> rarely useful in the event that your intent is to merge the array into a 
> single string, eg. for displaying elements to a user:
> dirs=(*/)
> (IFS=,; echo "The dirs are: ${dirs[*]}")
> But anyway, that's an aside from this topic, which has very little to do with 
> this.

If the goal is to see the contents of an array, I'd use one of these,
depending on how much detail I need:

printf '<%s> ' "address@hidden"; echo

declare -p array

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