yarn install is not working code example

Example 1: install yarm for redhat linux

curl --silent --location https://dl.yarnpkg.com/rpm/yarn.repo | sudo tee /etc/yum.repos.d/yarn.repo
dnf install yarn -y

Example 2: how to install yarn on ubuntu

curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -