Java Double Example


/*
  Java Double Example
  This example shows how an object of Double can be declared and used.
  Double is a wrapper class provided to wrap double primitive value. It has a single
  field of type double.
*/

public class JavaDoubleExample {

 
public static void main(String[] args) {
   
   
//create a Double object using one of the below given constructors
   
    //1. Create an Double object from double primitive type
   
double d = 10.10;
    Double dObj1 =
new Double(d);
    System.out.println
(dObj1);
   
   
/*
    2. Create Double object from String. Please note that this method can
    throw NumberFormatException if string doesnt contain parsable number.
    */
   
Double dObj3 = new Double("25.34");
    System.out.println
(dObj3);   
   
   
   
 
}
}


/*
Output of the program would be
10.1
25.34
*/