
- Java.lang Package classes
- Java.lang - Home
- Java.lang - Boolean
- Java.lang - Byte
- Java.lang - Character
- Java.lang - Character.Subset
- Java.lang - Character.UnicodeBlock
- Java.lang - Class
- Java.lang - ClassLoader
- Java.lang - Compiler
- Java.lang - Double
- Java.lang - Enum
- Java.lang - Float
- Java.lang - InheritableThreadLocal
- Java.lang - Integer
- Java.lang - Long
- Java.lang - Math
- Java.lang - Number
- Java.lang - Object
- Java.lang - Package
- Java.lang - Process
- Java.lang - ProcessBuilder
- Java.lang - Runtime
- Java.lang - RuntimePermission
- Java.lang - SecurityManager
- Java.lang - Short
- Java.lang - StackTraceElement
- Java.lang - StrictMath
- Java.lang - String
- Java.lang - StringBuffer
- Java.lang - StringBuilder
- Java.lang - System
- Java.lang - Thread
- Java.lang - ThreadGroup
- Java.lang - ThreadLocal
- Java.lang - Throwable
- Java.lang - Void
- Java.lang Package extras
- Java.lang - Interfaces
- Java.lang - Errors
- Java.lang - Exceptions
- Java.lang Package Useful Resources
- Java.lang - Useful Resources
- Java.lang - Discussion
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Java.lang.Byte.doubleValue() Method
Description
The java.lang.Byte.doubleValue() returns the value of this Byte as a double.
Declaration
Following is the declaration for java.lang.Byte.doubleValue() method
public double doubleValue()
Specified by
doubleValue in class Number
Parameters
NA
Return Value
This method returns the numeric value represented by this object after conversion to type double.
Exception
NA
Example
The following example shows the usage of lang.Byte.doubleValue() method.
package com.tutorialspoint; import java.lang.*; public class ByteDemo { public static void main(String[] args) { // create 2 Byte objects b1, b2 Byte b1, b2; // create 2 double primitives d1, d2 double d1, d2; // assign values to b1, b2 b1 = new Byte("100"); b2 = new Byte("-10"); // assign double values of b1, b2 to d1, d2 d1 = b1.doubleValue(); d2 = b2.doubleValue(); String str1 = "double value of Byte " + b1 + " is " + d1; String str2 = "double value of Byte " + b2 + " is " + d2; // print d1, d2 values System.out.println( str1 ); System.out.println( str2 ); } }
Let us compile and run the above program, this will produce the following result −
double value of Byte 100 is 100.0 double value of Byte -10 is -10.0
java_lang_byte.htm
Advertisements