$ sudo npm install upper-case
$ sudo npm install -g upper-case

If want to update the upper-case package execute the command as below,

$ sudo npm update upper-case

Update package globally,

$ npm install -g upper-case

Git clone:

$ sudo  git clone https://github.com/rektide/upper-case.git

$ sudo  npm install -g ./upper-case

upper-case@1.1.3 /usr/lib/node_modules/upper-case

How to remove upper-case package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall upper-case

Basic Information of upper-case NPM Package: