$ sudo npm install indexof
$ sudo npm install -g indexof

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

$ sudo npm update indexof

Update package globally,

$ npm install -g indexof

Git clone:

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

$ sudo  npm install -g ./indexof

indexof@0.0.1 /usr/lib/node_modules/indexof

How to remove indexof package :

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

$ sudo npm uninstall indexof

Basic Information of indexof NPM Package: