install npm in ubunut code example

Example 1: ubuntu install node js

curl -sL https://deb.nodesource.com/setup_14.x | sudo -E bash -
sudo apt install nodejs
sudo apt install npm
sudo apt update

Example 2: install nodejs on ubuntu

sudo apt-get install curl
curl -sL https://deb.nodesource.com/setup_13.x | sudo -E bash -
sudo apt-get install nodejs

node -v    #to check if its installed