Java.lang.Float.doubleValue() Method

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Description

The java.lang.Float.doubleValue() method returns the double value of this Float object.

Declaration

Following is the declaration for java.lang.Float.doubleValue() method

public double doubleValue()

Parameters

NA

Return Value

This method returns the float value represented by this object is converted to type double and the result of the conversion is returned.

Exception

NA

Example

The following example shows the usage of java.lang.Float.doubleValue() method.

Live Demo

package com.tutorialspoint;

import java.lang.*;

public class FloatDemo {

   public static void main(String[] args) {

      /* returns the float value represented by this object
         converted to type double */
      Float obj = new Float("22.10f");
      double d = obj.doubleValue();
      System.out.println("Value = " + d);
    
      obj = new Float("5.0");
      d = obj.doubleValue();
      System.out.println("Value = " + d);
   }
}  

Let us compile and run the above program, this will produce the following result −

Value = 22.100000381469727
Value = 5.0

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