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JavaScript: Functional Programming for JavaScript Developers
book

JavaScript: Functional Programming for JavaScript Developers

by Ved Antani, Simon Timms, Dan Mantyla
August 2016
Intermediate to advanced
635 pages
14h 5m
English
Packt Publishing
Content preview from JavaScript: Functional Programming for JavaScript Developers

The functional programmer's toolkit

If you've looked closely at the few examples presented so far, you'll notice a few methods being used that you may not be familiar with. They are the map(), filter(), and reduce() functions, and they are crucial to every functional program of any language. They enable you to remove loops and statements, resulting in cleaner code.

The map(), filter(), and reduce() functions make up the core of the functional programmer's toolkit, a collection of pure, higher-order functions that are the workhorses of the functional method. In fact, they're the epitome of what a pure function and what a higher-order function should be like; they take a function as input and return an output with zero side effects.

While they're ...

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Publisher Resources

ISBN: 9781787124660