The Joy of JavaScript

1 JavaScript reloaded

This chapter covers

• Evaluating the key aspects of day-to-day coding: objects, functions, code, and data
• Comparing prototype- and delegation-based object models
• Understanding the composability of functions and types
• Achieving clear separation of concerns through modularity and metaprogramming
• Using promises and streams programming to create unidirectional data pipelines
• Introducing the sample blockchain application

Any application that can be written in JavaScript, will eventually be written in JavaScript.

—Jeff Atwood

It’s an amazing time to be a JavaScript developer. Today, JavaScript developers can write code that runs virtually anywhere from tablets, smartphones, desktops, bots, and cloud platforms to the Internet ...