💣 A base class for creating custom JavaScript error classes

💣 A base class for creating custom JavaScript error classes that wrap around a child error object.

Add custom array methods that can chainable, like subclass Array, but not modify Array.prototype, works in ES3+

Detect native class support.

OOP concept in JavaScript- Constructor, Prototype and Class

Extend ECMAScript 6 promise

A reference repo illustrating JS syntax for constructing objects.

A book database using HTML, Skeleton CSS, Javascript (ES5 & ES6 files with prototypes and subclasses)