npm setup code example

Example 1: install npm globally

npm install npm@latest -g

Example 2: intall npm

npm install -g npm

Example 3: setup node js express basic setup

npm init -y
npm i express

Example 4: install node modules

// Install as a dependency
npm install --save packageName
// OR
npm install --save package1 package2
// OR
npm install --save package@version
// OR
npm i -s packageName

// Install as a dev-dependency
npm install --save-dev package@version
// OR
npm i -D packageName

//Install globally
npm install --global packageName
//OR
npm i -g packageName

// You might need SU access on macos/linux to install globally