echo "Hello World"
red=$'\e[0;31m'
green=$'\e[0;32m'
yellow=$'\e[0;33m'
blue=$'\e[0;34m'
end=$'\e[0m'
for ((i=0; i<3; i++)){
echo -ne "$red ======== $green ======== $yellow ======== $blue ======== $end |||||"
}