Java Number Class Tutorial

java.lang.Number is the superclass of BigDecimal, BigInteger, Byte, Double, Float, Integer, Long, and Short class.

Java Number Class Example


package java; 

public class Number { 

   public static void main(String[] args) { 


      Integer x = new Integer(123456); 

      
      Float y = new Float(9876f); 

     
      System.out.println("x as integer:" + x 
         + ", x as byte:" + x.byteValue()); 
      System.out.println("y as float:" + y 
         + ", y as byte:" + y.byteValue()); 
   } 
}

OUTPUT:

x as integer:123456, x as byte:64
y as float:9876.0, y as byte:-108