FAQ: Comment Block 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 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. Commenting on code is a core feature of a number of programming languages.

What is a comment block?

The second is called a Block comment and refers usually refers to a paragraph of text. A block comment has a start symbol and an end symbol and everything between is ignored by the computer.

How do I block comment code?

To block comment /* */ code:

  1. In the C/C++ editor, select multiple line(s) of code to comment out.
  2. To comment out multiple code lines right-click and select Source > Add Block Comment. ( CTRL+SHIFT+/ )
  3. To uncomment multiple code lines right-click and select Source > Remove Block Comment. ( CTRL+SHIFT+ )
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How do I comment every line?

On Windows 10 you can use CTRL + } to comment/uncomment on any line or block of code. Option 2. While the text is selected hit Ctrl / Cmd + K and then Ctrl / Cmd + C.

What is the shortcut to comment multiple lines?

Here are the few shortcuts to comment code, which works great on Windows.

  1. Ctrl-/ to add or remove // for a single line of code, or for multiple selected lines.
  2. Ctrl-/ to add/remove // for a single line of code, or for multiple selected lines.
  3. Ctrl-shift-/ to add /* */ around selected code.

How do you write a good comment in JavaScript?

Single-line comments are generally used to comment a part of the line or full line of code. Single-line comments in JavaScript start with //. The interpreter will ignore everything to the right of this control sequence until the end of the line.

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.

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.

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How do you end a comment?

End comments usually start out with a positive about the paper. Every paper has a positive; it is good to mention and praise the positive to encourage the writer. Honesty in commentary is important, however; it is not a good idea to write insincere praise, just to write praise.

How do you write a good comment example?

To get the most out of commenting on F1 Fanatic, here are ten quick and easy tips on how to write a great comment.

  1. Read the article.
  2. Respond to the article.
  3. Read the other comments.
  4. Make it clear who you’re replying to.
  5. Use the return key.
  6. Avoid sarcasm.
  7. Avoid unnecessary acronyms.
  8. Use facts.

What is the purpose of adding 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.

What is commented code?

Filters. (programming) To temporarily disable a section of source code by converting it into a comment.

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.

How do you comment or code?

Comment-out code in VSCode

  1. Windows: Ctrl + /
  2. Mac: Command + /

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