Table of contents
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About this book

This book is about two versions of JavaScript:

It only covers what’s new in those versions. For information on other versions, consult my other books, which are free to read online, at

This book isn’t finished, yet

“Exploring ES2018 and ES2019” is a living book. More content is still to come:

Buy the book now and get all future updates for free!

Feedback and corrections

There is a link at the end of each chapter of the online version of this book that enables you to comment on that chapter.