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Re: 4.4 change in behavior from 4.3: how to catch unset when using ${#le


From: Eduardo Bustamante
Subject: Re: 4.4 change in behavior from 4.3: how to catch unset when using ${#length}
Date: Fri, 21 Oct 2016 22:59:33 -0500

what's wrong with?:

echo address@hidden

It will return:

- With array=(1 2 3) -> 3
- With array=() -> 0
- With unset array -> 0
- With declare -a array -> 0

Seems to do what you're looking for.



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