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Re: [Help-bash] Specifying multiple index numbers in array
From: |
Greg Wooledge |
Subject: |
Re: [Help-bash] Specifying multiple index numbers in array |
Date: |
Fri, 3 May 2013 14:26:10 -0400 |
User-agent: |
Mutt/1.4.2.3i |
On Fri, May 03, 2013 at 01:54:42PM -0400, Jerry wrote:
> declare -a FOO=(zero one two three four five six)
>
> now, if I wanted to extract index 2 and index 4, how could I do it?
You could get index 2 *through* index 4 using a range notation, but not
2 and 4 skipping 3.
printf '<%s> ' "address@hidden:2:3}"; echo
If you want 2 and 4 skipping 3, then using two separate expansions is
the only way.