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

[Eduardo Bustamante]

what's wrong with?:

echo ${#array[@]}

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.