public class SimpleParam
{
   public static void updateParam( double x )
   {
      x = 9999;
   }


   public static void main(String[] args)
   {
      double a = 2.3;

      System.out.println("Variable before calling updateArray:");

      System.out.println( a );   

      updateParam( a );       // ****** Call updataParam

      System.out.println("Variable AFTER calling updateArray:");

      System.out.println( a );   


   }
}