Print hello world

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

Output

Hello World is passed as an argument to println method, you can print whatever you want. There is also a print method which doesn’t takes the cursor to beginning of next line as println does.

System is a class, out is object of PrintStream class and println is the method.