Surprise! Java lets you overflow : Data Type Introduction « Data Type « Java Tutorial

1.	Language
2.	Data Type
3.	Operators
4.	Statement Control
5.	Class Definition
6.	Development
7.	Reflection
8.	Regular Expressions
9.	Collections
10.	Thread
11.	File
12.	Generics
13.	I18N
14.	Swing
15.	Swing Event
16.	2D Graphics
17.	SWT
18.	SWT 2D Graphics
19.	Network
20.	Database
21.	Hibernate
22.	JPA
23.	JSP
24.	JSTL
25.	Servlet
26.	Web Services SOA
27.	EJB3
28.	Spring
29.	PDF
30.	Email
31.	J2ME
32.	J2EE Application
33.	XML
34.	Design Pattern
35.	Log
36.	Security
37.	Apache Common
38.	Ant
39.	JUnit

Java Source Code / Java Documentation

Java Open Source

Jar File Download

Photoshop Tutorials

Flash Tutorials

3ds-Max Tutorials

Illustrator Tutorials

C# / CSharp Tutorial

C# / CSharp Open Source

ASP.NET Tutorial

JavaScript DHTML

JavaScript Tutorial

JavaScript Reference

HTML CSS Reference

Python Tutorial

Python Open Source

SQL Server / T-SQL

SQL Server / T-SQL Tutorial

Oracle PL / SQL

Oracle PL/SQL Tutorial

VB.Net Tutorial

Flash / Flex / ActionScript

VBA / Excel / Access / Word

Microsoft Office PowerPoint 2007 Tutorial

Microsoft Office Excel 2007 Tutorial

Microsoft Office Word 2007 Tutorial

Java Tutorial » Data Type » Data Type Introduction

2. 1. 5. Surprise! Java lets you overflow


public class MainClass {



  public static void main(String[] args) {

    int big = 0x7fffffff; // max int value

    System.out.println("big = " + big);

    int bigger = big * 4;

    System.out.println("bigger = " + bigger);

  }

}

big = 2147483647
bigger = -4

2. 1. Data Type Introduction
	2. 1. 1.	The Primitive Types
	2. 1. 2.	Size for Java's Primitive Types
	2. 1. 3.	Default values for primitives and references
	2. 1. 4.	Literals
	2. 1. 5.	Surprise! Java lets you overflow
	2. 1. 6.	Wrapping a Primitive Type in a Wrapper Object: boolean, byte, char, short, int, long, float, double
	2. 1. 7.	Print the limits of primitive types (e.g. byte, short, int ...) in Java
	2. 1. 8.	Get the minimum and maximum value of a primitive data types
	2. 1. 9.	Shows default initial values
	2. 1. 10.	Primitive utilities
	2. 1. 11.	Return primitive type the passed in wrapper type corresponds to

www.java2java.com | Contact Us

Copyright 2009 - 12 Demo Source and Support. All rights reserved.

All other trademarks are property of their respective owners.