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| From: | L A Walsh |
| Subject: | Re: find len of array w/name in another var...(bash 4.4.12) |
| Date: | Tue, 20 Oct 2020 16:57:36 -0700 |
| User-agent: | Thunderbird |
On 2020/10/20 01:29, Andreas Kusalananda Kähäri wrote:
In bash 4.3+, I would manke your "ar" variable a name reference variable
instead:
$ ar1=(1 2 3 44)
$ declare -n ar=ar1
$ echo "${#ar[@]}"
4
Ya, I was trying to use the 'byname' feature for older/wider support...sigh
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