JavaScript comments can be used to explain JavaScript code, and to make it more readable. JavaScript comments can also be used to prevent execution, when testing alternative code.

Nov 13, 2012 · Accessing a comment's contents is as easy as commentObject.nodeValue. Deleting a comment is a bit more verbose: commentObject.parentNode.removeChild(commentObject)

To add simple onliners as comments, the // is still a good way to comment your code. But for generating documentation, I’d go with the JSDoc syntax. I have used it in the past and it works quite well. Comments in JavaScript are divided into …

Code should be self explanatory and declarative. Comments should only serve to explain choice, decision making, lessons learnt, rationale for direction taken, etc.. Yahoo offers YUIDoc. It's well documented, supported by Yahoo, and is a Node.js app.

May 13, 2021 · This article covers how to create Javascript comments, how they’re used within a program, and some best practices for creating the most effective comments possible. Writing Javascript Comments. There are two different ways to write comments in Javascript: on a single line or on multiple lines.

Best Practices for Using Comments. While commenting is essential, it's crucial to follow best practices: Relevance: Ensure comments are relevant and up-to-date with the code. Clarity: Write clear and concise comments. Avoid Redundancy: Don't state the …

JavaScript comments are annotations in the code that are completely ignored by JavaScript engines. In this tutorial, you will learn about JavaScript comments with the help of examples.

Feb 10, 2025 · There are two types of comments in JS: A JavaScript single-line comment is represented by two forward slashes (//), which can be used before and after the statement. A JavaScript multiline comment is used to add a single or multiple lines to the source code.

Dec 28, 2024 · Improve your JavaScript codebase by using smart commenting techniques that promote developer cooperation. Find out how to comment on JavaScript code.

We now support JSDoc @link tags in JavaScript and TypeScript comments. These let you create clickable links to a symbol in your documentation: JSDoc @link tags are written as: {@link symbolName}. You can also optionally specify text to be render in place of the symbol name: {@link class.property Alt text}.