is-symbol : Determine if a value is an ES6 Symbol or not.. You can installing is-symbol npm packages, there are two ways to install this module locally and globaly. -g option is specified to global. Execute the below command.
$ sudo npm install is-symbol $ sudo npm install -g is-symbol
If want to update the is-symbol package execute the command as below,
$ sudo npm update is-symbol
Update package globally,
$ npm install -g is-symbol
$ sudo git clone https://github.com/rektide/is-symbol.git
$ sudo npm install -g ./is-symbol
is-symbol@1.0.1 /usr/lib/node_modules/is-symbol
You can uninstall or remove this package from your node_modules run the command as below,
$ sudo npm uninstall is-symbol
| Package Name | is-symbol |
| Version | 1.0.1 |
| Description | Determine if a value is an ES6 Symbol or not. |
| Released Date | 2015-01-26T09:47:09.285Z |
| Published by | ljharb |
| How to Learn | https://www.npmjs.com/package/is-symbol/tutorial |