$ sudo npm install validator
$ sudo npm install -g validator

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

$ sudo npm update validator

Update package globally,

$ npm install -g validator

Git clone:

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

$ sudo  npm install -g ./validator

validator@9.1.2 /usr/lib/node_modules/validator

How to remove validator package :

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

$ sudo npm uninstall validator

Basic Information of validator NPM Package: