npm install yarn code example

Example 1: install yarn

npm install -g yarn

Example 2: macos install yarn

brew install yarn

Example 3: yarn ubuntu

curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list

Example 4: install yarn

brew install yarn

Example 5: npm i yarn

npm install --global yarn

Example 6: yarn react install

There are two ways where you can initiate a REACT app.. 
1. Using npm : npm init react-app <app_name>
	 example : npm init react-app sampleApp
2. Using yarn : yarn create react-app <app_name>
	 example : yarn create react-app sampleApp