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Double Wrapper Class

Posted By: Max Howard     Category: Java     Views: 21560

This article explains about Double wrapper class in java.

Double wrapper class is used to wrap primitive data type double value in an object. 

Examples of Double Wrapper Class

Example 1 : Convert double to Double object 

public class doubleToDouble
  public static void main(String[] args) 
    double d = 1.2;
    Double dObj = new Double(d);


This example shows how a double data type value can be converted to a Double object.

Example 2 : Convert Double object to String object

public class DoubleToString
  public static void main(String[] args) 
    Double dObj = new Double(1.2);
    String str = dObj.toString();
    System.out.println("Double converted to String as " + str);

Double converted to String as 1.2

This example shows how a Double object can be converted into a String object.



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Max Howard
Max Howard author of Double Wrapper Class is from Houston, United States.
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