$ sudo npm install underscore
$ sudo npm install -g underscore

If want to update the underscore package execute the command as below,

$ sudo npm update underscore

Update package globally,

$ npm install -g underscore

Git clone:

$ sudo  git clone https://github.com/rektide/underscore.git

$ sudo  npm install -g ./underscore

underscore@1.8.3 /usr/lib/node_modules/underscore

How to remove underscore package :

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

$ sudo npm uninstall underscore

Basic Information of underscore NPM Package: