node js node modules install code example
Example 1: how to install any package in node.js
npm install packagename
npm install express
npm i express
npm install express -g
Example 2: 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