From the course: Learning the JavaScript Language

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Readability: Comments

Readability: Comments - JavaScript Tutorial

From the course: Learning the JavaScript Language

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Readability: Comments

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- [Instructor] In this video, we're going to talk about comments which are used for documenting and for disabling execution of parts of your code. The most important function for comments is documentation, that is, adding pieces of code that don't execute, but can be read by other human beings or by yourself to understand what's going on in your program. These come in two styles in JavaScript, line comments and block comments. The first is the line comment. We can see that on the first line of this file, it starts with two slash characters and anything after those on the same line doesn't execute. These need to be immediately following one another. No spaces in between or anything like that. Just two slashes. And they can be at the beginning of the line or anywhere else. So in this case, I have one that's at the beginning of the line, and then this one down here is at the end of the line. This particular one will…

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