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16 2FAQ:bookandsupplementarymaterial – Startreadingwith§6“UsingJavaScript:thebigpicture”. – Skipallchaptersandsectionsmarkedas“advanced”, andallquickrefer-
1.4Abouttheauthor 13 – Rewrittensectiononimport.meta.url • Chapter“Singleobjects”: – Newsection“Optionalchainingforpropertyaccessesandmethodcalls ...
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JavaScript for impatient programmers (ES2022 edition) Table of contents. I Background. 1 Before you buy the book. 1.1 About the content. 1.2 Previewing and buying this book. 1.3 About the author. 1.4 Acknowledgements. 2 FAQ: book and supplementary material. 2.1 How to read this book. 2.2 I own a digital version. 2.3 I own the print version.
In this repository, TypeScript’s type checking is enabled for pure JavaScript, to help you with writing your code. In a few rare cases, type errors prevent you from writing valid JavaScript code (because, in pure JavaScript, you can’t use type annotations to fix them). Work-arounds: Add type annotations via JSDoc comments.
31 sie 2023 · What is new in the ES2021 edition of “JavaScript for impatient programmers”? Free to read online: exploringjs.com/impatient-js/ The exercises now run as native ESM modules on Node.js. Previously, they were run via the esm package. Material on new ES2021 features: String.prototype.replaceAll() Promise.any() Logical assignment operators.
Covers all essential features of JavaScript, up to and including ES2024. Optional advanced sections let you dig deeper. No prior knowledge of JavaScript is required, but you should know how to program. In case you were wondering: This book was previously called “JavaScript for impatient programmers”.
