Your First Hello World in Java

To write “Hello, World!” in Java, you can use the following simple program:

public class HelloWorld {
  public static void main(String[] args) {
    System.out.println("Hello, World!");
  }
}

Explanation:

public class HelloWorld – Defines a class named HelloWorld.

public static void main(String[] args) – The main method where execution begins.

System.out.println(“Hello, World!”); – Prints “Hello, World!” to the console.

javac HelloWorld.java

Run the compiled class:

java HelloWorld

It should output:

Hello, World!