UNPKG

js-102

Version:

JS-102 helps you learn JavaScript (the right way) so that you can confidently use higher-level libraries and frameworks. — Let’s reveal the magic!

34 lines (28 loc) 870 B
/* * the devil is in the details * .--. __--__ (`-') .--. .----. .----. * | ,|/ _ / ( OO).->/_ | / .. \\_,-. | * |(_|\_..`--.(,------. | || / \ . .' .' * ,--. | |.-._) \`------' | |' \ / '.' /_ * | '-' /\ / | | \ `' /| | * `-----' `-----' `--' `---'' `------' * * This project is a part of the “Byte-Sized JavaScript” videocasts. * * You can watch “Byte-Sized JavaScript” at: https://bytesized.tv/ * * MIT Licensed — See LICENSE.md * * Send your comments, suggestions, and feedback to me@volkan.io */ const privates = new WeakMap(); class Product { constructor( name ) { this.name = name; privates.set( this, { id: 23423421 } ); } getId() { return privates.get( this ).id; } } module.exports = Product;