How can you add a comment in a JavaScript Mcq?

//This is a comment is the correct statement for comment in a JavaScript.

How can you add a comment in a JavaScript?

Single line Javascript comments start with two forward slashes (//). All text after the two forward slashes until the end of a line makes up a comment, even when there are forward slashes in the commented text.

Which symbol is used for comments in JavaScript Mcq?

To create a single line comment in JavaScript, you place two slashes "//" in front of the code or text you wish to have the JavaScript interpreter ignore.

What is the correct syntax for adding comments in JavaScript Mcq?

Explanation: Correct Syntax for comments in JavaScript is //comment.

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

Comments in JavaScript: Overview

Single line comments start with a double forward slash (//), but do not have an end tag. Any text that is written after (//) will be completely ignored by JavaScript and will not be executed or displayed by the browser. Example: // Write to element with ID of “line”.

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How do you comment out a JavaScript class?

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 works.

Which symbol is used for comment in JavaScript?

Single line comments start with // . Any text between // and the end of the line will be ignored by JavaScript (will not be executed).

What is JavaScript Mcq?

Explanation: JavaScript is a scripting language used along with HTML and CSS to make the website interactive along. It is used both on the client-side and server-side.

Which two are the correct syntax for adding comments?

Which two are the correct syntax for adding comments? Start with a slash- star (/*). End with slash-star (/*). Start with two slashes and a star (//*).

How do you add comments in HTML?

To comment out in HTML, insert information between <! -- and --> tags (browsers won't show these notes). Commenting in HTML allows developers to leave notes about their code, its functionality or to indicate necessary changes for the future.

Which symbol is used to add comment?

The single line comment is //. Everything from the // to the end of the line is a comment. To mark an entire region as a comment, use /* to start the comment and */ to end the comment.

How do I insert a single line comment in Mcq?

Explanation: Use # to comment single line. 5.

What is the symbol for comment?

'#' is used to comment a line.

How do you write a comment for JavaScript and CSS?

Answer: Use the syntax "// text" and "/* text */"

Comments in CSS are typically used to explain the purpose of the style rules declarations. It will help you and others to understand what you were trying to do with the style rules at the time of editing style sheets. Comments are not displayed by the browsers.

How do I comment in react JS?

We can write comments in React using the double forward-slash // or the asterisk format /* */, similar to regular JavaScript.

How do you write a good comment in JavaScript?

Single-line Comments

In JavaScript, single-line comments begin with // . It will ignore all the things immediately after // syntax until the end of that line. This is also known as inline commenting when we use // syntax alongside codes lines.

What are the two ways to write comments in a Java program?

Java programs can have two kinds of comments: implementation comments and documentation comments.

How do you comment a method in Java?

By convention, in Java, documentation comments are set inside the comment delimiters /** ... */ with one comment per class, interface, or member. The comment should appear right before the declaration of the class, interface or member and each line of the comment should begin with a "*".

What is the use of comment?

In computer programming, a comment is a programmer-readable explanation or annotation in the source code of a computer program. They are added with the purpose of making the source code easier for humans to understand, and are generally ignored by compilers and interpreters.

Which tag is used to write the JavaScript code Mcq?

What is the HTML tag under which one can write the JavaScript code? Explanation: If we want to write a JavaScript code under HTML tag, you will have to use the “script” tag.

What type of language is JavaScript Mcq?

Explanation: JavaScript is scripting language.

What is closure in JavaScript Mcq?

Explanation: A combination of a function object and a scope (a set of variable bindings) in which the function's variables are resolved is called a closure.

Which of the following is a 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 write a comment in a function?

How do you write a comment in node JS?

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