May 2022
Beginner
304 pages
6h 49m
English
book
Learn Enough JavaScript to Be Dangerous: Write Programs, Publish Packages, and Develop Interactive Websites with JavaScript
by Michael Hartl
Content preview from Learn Enough JavaScript to Be Dangerous: Write Programs, Publish Packages, and Develop Interactive Websites with JavaScript
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Chapter 2
Strings
Strings are probably the most important data structure on the Web, since web pages ultimately consist of strings of characters sent from the server to the browser, and many other kinds of programs also require string manipulation. As a result, strings make an excellent place to start our JavaScript programming journey.
2.1 String Basics
Strings are made up of sequences of characters in a particular order. We’ve already seen several examples in the context of our “hello, world” programs in Chapter 1. Let’s see what happens if we type a string by itself (without console.log) into a Node session:
$ node > "hello, world!" 'hello, world!'
A sequence of characters typed literally is called a string literal, which we’ve created here ...
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