xxxxxxxxxx
#! /bin/bash
declare -a a1=("foo" "bar")
declare -a a2=("fud" "kaz")
declare -a arr=("a1" "a2")
for inner_array in "${arr[@]}"; do
members="$inner_array[@]"
echo "${inner_array} has data members:"
for member in ${!members}; do
echo "$member"
done
done