How do you comment out something in Java?

How do you comment out in Java?

Adding Comments to Java Code

  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 (/**).

How do you comment multiple lines in Java?

Multi line comments in Java start with /* and end with */. You can comment multiple lines just by placing them between /* and */.

How do I comment out code?

Commenting out code

  1. In the C/C++ editor, select the line(s) of code that you want to comment out. If no lines are selected comments will be added (or removed) at the current cursor position.
  2. Right-click and select Source > Toggle Comment. ( CTRL+/ )

How do you insert a comment line in Java?

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.

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What are the two types of comments?

Using Two Types of Comments

  • Marginal comments.
  • End comments.

What are the three types of comments in Java?

In Java there are three types of comments:

  • Single – line comments.
  • Multi – line comments.
  • Documentation comments.

How do you comment multiple lines in VS code?

Comment Code Block Ctrl+K+C/Ctrl+K+U

Whether it’s because you’re trying to track down a “but,” or experimenting with code change, from time to time you’ll want to comment and uncomment blocks of code. If you select a block of code and use the key sequence Ctrl+K+C, you’ll comment out the section of code.

How do I comment multiple lines in Arduino?

The beginning of a block comment or a multi-line comment is marked by the symbol /* and the symbol */ marks its end. This type of a comment is called so as this can extend over more than one line; once the compiler reads the /* it ignores whatever follows until it enounters a */ .

What is a documentation comment in Java?

A doc comment is an ordinary multiline comment that begins with /** (instead of the usual /*) and ends with */. A doc comment appears immediately before a class, interface, method, or field definition and contains documentation for that class, interface, method, or field.

How do you comment out a line?

To comment a line:

  1. Place the cursor anywhere on the required line of code.
  2. Press Ctrl + / Two slashes “//” will be added to the front of the line, causing it to be recognized as a comment.

Can I comment out HTML?

This element is used to add a comment to an HTML document. An HTML comment begins with <! –– and the comment closes with ––> . HTML comments are visible to anyone that views the page source code, but are not rendered when the HTML document is rendered by a browser.

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How do we use HTML commenting?

To write HTML comments put <! — and —> at either end of the comment. HTML comments are notes to keep HTML code organized and are ignored by the browser.

How do you write a single line comment in Java?

Single-line comments start with two forward slashes ( // ). Any text between // and the end of the line is ignored by Java (will not be executed).

Which of the following is not valid comment in Java?

Answer 1: Bytecode. Answer 2: c is an invalid comment.

What is single line comment?

Single-line comments allow narrative on only one line at a time. Single-line comments can begin in any column of a given line and end at a new line or carriage return. The // character sequence marks the text following it as a single-line comment. Here’s an example.

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