$ sudo npm install xpath.js
$ sudo npm install -g xpath.js

If want to update the xpath.js package execute the command as below,

$ sudo npm update xpath.js

Update package globally,

$ npm install -g xpath.js

Git clone:

$ sudo  git clone https://github.com/rektide/xpath.js.git

$ sudo  npm install -g ./xpath.js

xpath.js@1.0.7 /usr/lib/node_modules/xpath.js

How to remove xpath.js package :

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

$ sudo npm uninstall xpath.js

Basic Information of xpath.js NPM Package: