Java.lang Package Classes

Java Integer - doubleValue() Method



The java.lang.Integer.doubleValue() method returns the value of this Integer as a double after a widening primitive conversion.

Syntax

public double doubleValue()

Parameters

No parameter is required.

Return Value

Returns the numeric value represented by this object after conversion to type double.

Exception

NA.

Example:

In the example below, the java.lang.Integer.doubleValue() method returns a Integer object after conversion to type double.

import java.lang.*;

public class MyClass {
  public static void main(String[] args) {
    
    //creating Integer objects
    Integer val1 = 25;
    Integer val2 = -25;

    //printing doubleValue of the Integer objects
    System.out.println("doubleValue of the val1 is: " + val1.doubleValue()); 
    System.out.println("doubleValue of the val2 is: " + val2.doubleValue());   
  }
}

The output of the above code will be:

doubleValue of the val1 is: 25.0
doubleValue of the val2 is: -25.0

❮ Java.lang - Integer

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