Using comments to prevent execution of code is suitable for code testing. Adding // in front of a code line changes the code lines from an executable line to a comment.

Oct 4, 2016 · When I test, I often need to comment out large chunks of code that already have multiline comments. Just add line comments instead of block comments. Nested block comments are still …

Dec 11, 2023 · In this article, I will explain the significance of commenting your code, best practices to follow, and examples showcasing effective commenting in JavaScript. Comments provide clarity to …

Sep 22, 2023 · In this tutorial, we'll go over how to comment code in JavaScript. We'll go over the types of comments, including DocStrings, and some best practices for writing comments in JavaScript.

Aug 30, 2021 · A single-line comment is used when you want to comment out one line of code, or add a short description of what the code does. Example 1: Describing what the code does. document. …

Jul 11, 2025 · We can use // or /*...*/ to change the JavaScript code execution using comments. JavaScript Comments are used to prevent code execution and are considered suitable for testing the …

Write clear, purposeful JavaScript comments to explain logic, disable code, and document functions. Use // for single lines and /* */ for blocks.

Comments can be used to prevent code execution for testing and debugging reasons easily and quickly. It's called "commenting out the code." Adding // in front of a code line changes the code lines from an …

Mar 14, 2024 · Learn how to effectively comment JavaScript code to improve understanding, maintenance, and collaboration. Explore single-line, multi-line, and JSDoc comments, along with …

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.