разделить строку и создать массив
my_array=($(echo $string | tr "," "\n"))
Prickly Pheasant
my_array=($(echo $string | tr "," "\n"))string="you got a friend in me"
IFS=' ' read -ra split <<< "$string"
echo "${split[*]}"
# Output: you got a friend in me
echo "${split[3]}"
# Output: friendIN="bla@some.com;john@home.com"
arrIN=(${IN//;/ })IFS=', ' read -r -a array <<< "$string"