$ sudo npm install optionator
$ sudo npm install -g optionator

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

$ sudo npm update optionator

Update package globally,

$ npm install -g optionator

Git clone:

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

$ sudo  npm install -g ./optionator

optionator@0.8.2 /usr/lib/node_modules/optionator

How to remove optionator package :

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

$ sudo npm uninstall optionator

Basic Information of optionator NPM Package: