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.

Dec 11, 2023 · Comments serve as notes within the codebase, explaining its functionality and logic, or providing context. In this article, I will explain the significance of commenting your code, best …

May 22, 2022 · An important sign of a good developer is comments: their presence and even their absence. Good comments allow us to maintain the code well, come back to it after a delay and use it …

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.

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 …

Dec 29, 2024 · Improve your JavaScript codebase by using smart commenting techniques that promote developer cooperation. Find out how to comment on JavaScript code.

When testing your own code, adding two forward slashes // in front of code lines will convert the code to a comment, rather than an executable line. To prevent the execution of multiple lines, a comment …

In JavaScript, you create a multiline comment by using /* to start the comment and */ to end it. Everything between these markers won't be treated as code by the computer, no matter how many …

This JavaScript tutorial explains how to use comments in the JavaScript language with syntax and examples. In JavaScript, you can place comments in your code that are not executed as part of the …

There are 2 types of JavaScript comments: single-line and multi-line. See when to use them with examples, and also use comments to prevent execution when testing alternative code.