Java Intro

Introduction to Java Programming.

Examples

Hello World

The classic first program in any language.

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

Print Numbers

Java can also handle numbers and math.

public class Main {
  public static void main(String[] args) {
    System.out.println(12345);
    System.out.println(3 + 3);
  }
}

Multiple Lines

Printing multiple lines of text.

public class Main {
  public static void main(String[] args) {
    System.out.println("Hello World");
    System.out.println("I am learning Java.");
    System.out.println("It is awesome!");
  }
}

Test Your Knowledge

Java Quiz

No quiz available for this topic yet.