Re: Add support for array .pop()

[lolilolicon]

On Sat, Oct 15, 2016 at 10:50 PM, konsolebox <konsole...@gmail.com> wrote:
>
> My version would be this:
>
> function array_pop { declare -n __a=$1 __v=$2; __v=${__a[-1]}; unset
> '__a[-1]'; }
>

Here's another version which avoids local or nameref variables,

pop() {
    [[ -v $1 ]] || return
    set -- "$1[-1]" "$2"
    eval set -- \"\$@\" \"\$\{"$1"\}\"
    printf -v "$2" '%s' "$3"
    unset "$1"
}