FAQ: Multiline Comment Javascript?

How do you comment out multiple lines in JavaScript?

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

How do you comment out lines in JavaScript?

JavaScript comment block starts with two symbols: /*. To end the comment, use these symbols */ again. Everything between these symbols will be treated as a comment in JavaScript.

How do you comment a multiline code?

The keyboard shortcut to comment multiple in Windows is shift + alt + A.

How do you make comments in JavaScript?

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.

What is a multi line comment?

Multi-line comments have one or more lines of narrative within a set of comment delimiters. The /* delimiter marks the beginning of the comment, and the */ marks the end. You can have your comment span multiple lines and anything between those delimiters is considered a comment.

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How do you comment out code?

You can comment out one or more lines of code in any C/C++ editor view. The leading characters // are added to the beginning of each line when commenting one or more lines of code. You can also block comment multiple lines of code using the characters /* */.

Is JavaScript the same as Java?

The JavaScript programming language, developed by Netscape, Inc., is not part of the Java platform. Java is an OOP programming language while Java Script is an OOP scripting language. Java creates applications that run in a virtual machine or browser while JavaScript code is run on a browser only.

What is the difference between single line comment and multi line comment?

There is no difference whatsoever. All comments are removed so at execution comments don’t impact the program, regardless of their format. It’s a matter of convenience. single line comment for describes the class, interface, method or variable.

Can we write comment like this in Java programming?

Use // text when you want to comment a single line of code. Use /* text */ when you want to comment multiple lines of code. Use /** documentation */ when you would want to add some info about the program that can be used for automatic generation of program documentation.

How do you write a comment in VS code?

Create a Comment in VSCode, the easy way.

  1. On Windows, the shortcut is: CTRL + /
  2. On Mac, the shortcut is: Command + /

How do you add comments to code?

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. * This is a block comment.

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How do I comment multiple lines in Yaml?

yaml files), you can comment-out multiple lines by:

  1. selecting lines to be commented, and then.
  2. Ctrl + Shift + C.

What is JavaScript comment?

The JavaScript comments are meaningful way to deliver message. It is used to add information about the code, warnings or suggestions so that end user can easily interpret the code. The JavaScript comment is ignored by the JavaScript engine i.e. embedded in the browser.

What are the best practices for commenting your code?

Here are some rules to help you achieve a happy medium:

  • Rule 1: Comments should not duplicate the code.
  • Rule 2: Good comments do not excuse unclear code.
  • Rule 3: If you can’t write a clear comment, there may be a problem with the code.
  • Rule 4: Comments should dispel confusion, not cause it.

What is the purpose of JavaScript code?

JavaScript is a text-based programming language used both on the client-side and server-side that allows you to make web pages interactive. Where HTML and CSS are languages that give structure and style to web pages, JavaScript gives web pages interactive elements that engage a user.

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