hello world program in java explanation code example

Example 1: what is hello world java

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

Example 2: how to print hello world in java

public class Hello
{
  	public static void main(String[] args)
    {
      /*Tip System.out.println(); shortcut Type 'sysout'and press Tab */
      System.out.println("Hello world!");
    }
}