Multi-line Comments Multi-line comments start with /* and end with */. Any text between /* and */ will be ignored by JavaScript. This example uses a multi-line comment (a comment block) to …

May 22, 2022 · As we know from the chapter Code structure, comments can be single-line: starting with // and multiline: /* ... */. We normally use them to describe how and why the code …

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

Feb 22, 2023 · Press Shift + Alt + A (Windows) or Shift + Option + A (macOS) to add a block comment (use your mouse to select that block). If a block of code is commented out, you can …

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 …

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, …

The comment block is formatted as a JSDoc comment, commonly used for documenting functions, parameters, and return values in JavaScript. This format can be parsed by …

Apr 16, 2024 · To comment out a function body that does not return a value, you can simply place block comments around the entire body of the function. This method ensures that the function …

Sep 22, 2023 · In this article, we have gone over what comments are and how to create them in JavaScript. We have looked at different types of comments - single-line and multi-line …

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 …