how to install a node pacakge globally in windows code example

Example 1: npm install package globally

#Syntex
npm install packagename -g

#example
npm install express -g

Example 2: how to install any package in node.js

#how to install any specific package in nodejs Application
# Syntex
npm install packagename

# example:
npm install express
npm i express

#if you install globally then type 
npm install express -g

Example 3: install npm package globally

npm install package-name -g

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