bash: ping google

ping_google.sh

#!/bin/bash
RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m' # No Color
while :
do
	date | tr -d '\n'
	VAL=`ping -c 5 www.google.com | tail -1 | awk '{print $4}' | cut -d '/' -f 2`
	if [[ -z "${VAL// }" ]]
	then
		printf " == ${RED}ERR"
		sleep 5

	else 
		printf " == ${GREEN}$VAL"
		sleep 20
	fi

	printf "${NC}\n"
done