What You Should Know
To use this book, you should already know basic JavaScript, HTML, and CSS syntax. Use of HTML and CSS will be infrequent and fairly basic, and I’ll explain each JavaScript example in detail. So even if your knowledge is rusty, you’ll understand how the code works.
To run the examples, you’ll need a JavaScript environment that supports the newest version of the ECMAScript standard (ECMAScript is the official standard that defines the specification of JavaScript). So, whether you’re running the examples in your browser’s console or the Node.js environment, make sure you have the latest software version installed.
Certain recipes use APIs that are only available in the browser environment, such as fetch(). As a result, you ...
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