bash split a string "a, b, c" into an array arr[a, b, c]

str2arr.sh

#!/usr/bin/env bash
# Split a string passed as parameter into array elements.                                      
# "a, b, c" -> arr[a,b,c]
# https://stackoverflow.com/questions/10586153/split-string-into-an-array-in-bash

function splity {
    IFS=', ' read -r -a array <<< "$1"
}

# Before splitting the string:
splity "$1"

for element in "${array[@]}"
do
    echo "$element"
done

echo "have a nice day."

exit 0