Chapter 1
Hello, World!
As the only language that can be executed inside web browsers, JavaScript is an essential part of every programmer’s toolkit. Learn Enough JavaScript to Be Dangerous is designed to get you started writing practical and modern JavaScript programs as fast as possible, using the latest JavaScript technologies (including Node.js and ES6), with a focus on the real tools used every day by software developers.
Unlike most JavaScript tutorials, we’ll be treating JavaScript as a general-purpose programming language right from the start, so our examples won’t be confined to the browser. The result is a practical narrative introduction (https://www.learnenough.com/tutorial-writing-tutorial) to JavaScript—a perfect complement both ...
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