- 1 How do you comment multiple lines in Java?
- 2 What does /* mean in Java?
- 3 What is a comment block?
- 4 What does a block comment look like in Java?
- 5 How do you comment multiple lines?
- 6 What is single line comment in Java?
- 7 What are Javadoc comments?
- 8 Is used in Java?
- 9 What does 3 dots mean in Java?
- 10 How do you write a good comment code?
- 11 How do you write a good comment example?
- 12 How do you write a good comment in Java?
- 13 How do you make a block comment?
- 14 How do you add comment in Java?
- 15 Which is not a valid comment in Java?
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 */.
What does /* mean in Java?
/** and /* in Java comments Java supports single-line and multi-line comments very similar to C and C++. /** is known as documentation comments. It is used by Javadoc tool while creating the documentation for the program code. /* is used for multi-line comments.
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.
What does a block comment look like in Java?
5.1. They can also be used in other places, such as within methods. Block comments inside a function or method should be indented to the same level as the code they describe. A block comment should be preceded by a blank line to set it apart from the rest of the code. See also “Documentation Comments” on page 9.
How do you comment multiple lines?
The keyboard shortcut to comment multiple in Windows is shift + alt + A.
What is single line comment in Java?
The single-line comment is used to comment only one line of the code. It is the widely used and easiest way of commenting the statements. Single line comments starts with two forward slashes (//). Any text in front of // is not executed by Java.
What are Javadoc comments?
In general, Javadoc comments are any multi-line comments (” /** */ “) that are placed before class, field, or method declarations. They must begin with a slash and two stars, and they can include special tags to describe characteristics like method parameters or return values.
Is used in Java?
The Java right shift operator >> is used to move the value of the left operand to right by the number of bits specified by the right operand.
What does 3 dots mean in Java?
The “Three Dots” in java is called the Variable Arguments or varargs. It allows the method to accept zero or multiple arguments. Varargs are very helpful if you don’t know how many arguments you will have to pass in the method. For Example: must be the last in the method signature.
How do you write a good comment code?
The basics tenets of commenting your code are simple:
- Make them brief.
- Keep them relevant.
- Use them liberally, but not to excess.
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.
- Read the article.
- Respond to the article.
- Read the other comments.
- Make it clear who you’re replying to.
- Use the return key.
- Avoid sarcasm.
- Avoid unnecessary acronyms.
- Use facts.
How do you write a good comment 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 “*”.
How do you make a block comment?
To comment a block:
- Select the required block of code.
- Press Ctrl + Shift + / The beginning (/*) and ending (*/) characters will be added in the appropriate places in order to mark the selected block as a comment.
How do you add comment in Java?
Adding Comments to Java Code
- Traditional comments: The first five lines of the listing form one traditional comment. The comment begins with /* and ends with */.
- End-of-line comments: The text //I?
- Javadoc comments: A javadoc comment begins with a slash and two asterisks (/**).
Which is not a valid comment in Java?
Question 1: When you compile a program written in the Java programming language, the compiler converts the human-readable source file into platform-independent code that a Java Virtual Machine can understand. What is this platform-independent code called? Answer 1: Bytecode. Answer 2: c is an invalid comment.