ping multiple IP's using bash, Loop through an array of strings of IP. and save the result to text file, with naming

pingLoop.sh

#!/bin/bash
# Program name: pingLoop.sh
# Run: source pingLoop.sh

# put your target list of ip to arr
declare -a arr=("192.168.0.1" "192.168.0.2")

for ip in "${arr[@]}"
do
    # change 200 to the number of packets that you want
    ping -c 200 "$ip" > ./$ip
    if [ $? -eq 0 ]; then
    echo "node $ip is up" 
    else
    echo "node $ip is down"
    fi
done