$ sudo npm install core-util-is
$ sudo npm install -g core-util-is

If want to update the core-util-is package execute the command as below,

$ sudo npm update core-util-is

Update package globally,

$ npm install -g core-util-is

Git clone:

$ sudo  git clone https://github.com/rektide/core-util-is.git

$ sudo  npm install -g ./core-util-is

core-util-is@1.0.2 /usr/lib/node_modules/core-util-is

How to remove core-util-is package :

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

$ sudo npm uninstall core-util-is

Basic Information of core-util-is NPM Package: