How to add different comments in Java code?

#Java comments are statements that are not executed by the compiler and interpreter. Comments can be used to provide information about variables, methods, classes, or any statement. It can also be used to hide program code at a specific time.

Types of Java annotations

Annotations in Java are divided into three types.

Single-line comments

Multi-line comments

Documentation comments

Single-line comments

Single-line comments begin with // Start and end at the end of the line.

Example 1

public class SingleLineComment {
   public static void main(String[] args) {
      // To print output in the console
      System.out.println("Welcome to Tutorials Point");
   }
}

Output

Welcome to Tutorials Point

Multi-line comments

Multi-line comments end with /*starting with*/ and span multiple lines.

Example 2

public class MultiLineComment {
   public static void main(String[] args) {
      /* To print the output as Welcome to Tutorials Point
         in the console.
      */
      System.out.println("Welcome to Tutorials Point");
   }
}

Output

Welcome to Tutorials Point

Documentation comments

Documentation style comments end with /**&*/ and span multiple lines. Documentation comments must immediately precede a class, interface, method, or field definition.

Example 3

/**
   This is a documentation comment.
   This class is written to show the use of documentation comment in Java.
   This program displays the text "Welcome to Tutorials Point" in the console.
*/
public class DocumentationComment {
   public static void main(String args[]) {
      System.out.println("Welcome to Tutorials Point");
   }
}

Output

Welcome to Tutorials Point

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