- 1 What is a single line comment in Java?
- 2 What is /* in Java?
- 3 How do you comment out a whole section in Java?
- 4 How do you comment out in Java?
- 5 Is 0 True or false Java?
- 6 How do you write a good comment in Java?
- 7 What are Javadoc comments?
- 8 Is Python same as Java?
- 9 What is difference between i ++ and ++ i in Java?
- 10 What is multiline comment?
- 11 What is the shortcut to comment out code?
- 12 How do I comment out code?
- 13 What is comment give an example?
- 14 What are the two types of comments?
- 15 What are the three types of Java comments?
What is a 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 is /* 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.
How do you comment out a whole section in Java?
Press Ctrl + /
- 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 comment out in Java?
The Java programming language has three kinds of comments: Traditional comments: The first five lines of the listing form one traditional comment. The comment begins with /* and ends with */. Everything between the opening /* and the closing */ is for human eyes only.
Is 0 True or false Java?
A 0 (zero) is treated as false. Where as in JAVA there is a separate data type boolean for true and false. In C and C++ there is no data type called boolean. That’s why it instead uses 1 and 0 as replacements for true and false values.
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 “*”.
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 Python same as Java?
Java is a statically typed and compiled language, and Python is a dynamically typed and interpreted language. With it, the libraries for Python are immense, so a new programmer will not have to start from scratch. Java is old and still widely used, so it also has a lot of libraries and a community for support.
What is difference between i ++ and ++ i in Java?
++i and i++ both increment the value of i by 1 but in a different way. Increment in java is performed in two ways, 1) Post-Increment (i++): we use i++ in our statement if we want to use the current value, and then we want to increment the value of i by 1.
What is multiline comment?
Multiline comments are used for large text descriptions of code or to comment out chunks of code while debugging applications. Comments are ignored by the compiler.
What is the shortcut to comment out code?
If you select a block of code and use the key sequence Ctrl+K+C, you’ll comment out the section of code. Ctrl+K+U will uncomment the code.
How do I 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 /* */.
What is comment give an example?
To comment is to make a statement, remark or express an opinion. An example of comment is when you share your opinion on an issue. The definition of a comment is a statement or remark. An example of a comment is a statement released in the paper that someone made about a scandal going on.
What are the two types of comments?
Using Two Types of Comments
- Marginal comments.
- End comments.
What are the three types of Java comments?
In Java there are three types of comments:
- Single – line comments.
- Multi – line comments.
- Documentation comments.