How do I put comments in JavaScript?

How do you comment out in JavaScript?

Comment Syntax

All characters immediately following the // syntax until the end of the line will be ignored by JavaScript. Block comments, sometimes referred to as mutli-line comments, are written with opening tags ( /* ) and closing tags ( */ ).

How can you add a comment in a JavaScript and write example?

How to write comments in JavaScript

  1. Answer: Use the syntax “// text” and “/* text */” Comments in CSS are typically used to explain the purpose of the style rules declarations. …
  2. Single-line comments. JavaScript single line comment begins with // , See the example below: …
  3. Multi-line comments. …
  4. Related FAQ.

How do you write comments in the HTML and JavaScript?

A single-line comment can appear anywhere on a line. To create a single-line comment, you type two forward slashes (//) and then the comment text. Here are examples of single-line comments. Each line begins with a double slash (//) to indicate that it’s a comment line.

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What are the two types of comments in JavaScript?

There are two types of comments in JavaScript.

  • Single-line Comment.
  • Multi-line Comment.

How do I comment in JSON?

JSON does not support comments. It was also never intended to be used for configuration files where comments would be needed. Hjson is a configuration file format for humans.

Which is not correct way to write comment in JavaScript?

Multi-line comments start with /* and end with */ . Any text between /* and */ will be ignored by JavaScript.

What is the keyboard shortcut to comment multiple lines?

“Ctrl+/” just toggles selected text to a comment. If selected text spread across multiple lines, “Ctrl+/” toggles individual lines explicitly to comment instead of commenting out the entire block.

How do you insert a comment with more than one line?

Press Ctrl + /

To comment more than one line: Select all the lines that you would like to be commented.

How do you add notes in HTML and CSS?

How to Comment in CSS. To comment in CSS, simply place your plain text inside /* */ marks. This tells the browser that they are notes and should not be rendered on the front end.

How are comments written in Java?

The Java programming language has three kinds of comments:

  1. Traditional comments: The first five lines of the listing form one traditional comment. The comment begins with /* and ends with */. …
  2. End-of-line comments: The text //I? …
  3. Javadoc comments: A javadoc comment begins with a slash and two asterisks (/**).
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What is the largest tag in HTML?

These HTML elements set headings in a document. The h1 element is the HTML tag for largest heading.

What is JavaScript comment?

JavaScript comments are used to write notes in your code or to disable sections of code without deleting them. Comments are made in JavaScript by adding // before a single line, or /* before and */ after multiple lines.

How do you comment node JS?

The first way is the single-line comment by using two forward slashes ( // ).

How do you comment a script tag?

Commenting scripts in JavaScript The JavaScript engine allows the string “<! –” to occur at the start of a SCRIPT element, and ignores further characters until the end of the line. JavaScript interprets “//” as starting a comment extending to the end of the current line.

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