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Java 6 Illuminated: An Active Learning Approach, 2nd Edition
book

Java 6 Illuminated: An Active Learning Approach, 2nd Edition

by Julie Anderson, Herve J. Franceschi
February 2008
Intermediate to advanced content levelIntermediate to advanced
1288 pages
39h 39m
English
Jones & Bartlett Learning
Content preview from Java 6 Illuminated: An Active Learning Approach, 2nd Edition
5.9 Comparing Objects 245
5.9 Comparing Objects
5.9.1 The equals Method
Often, youll want to compare whether two objects are equal; typically, we
will say that two objects are equal if they have the same data. If you use the
equality operator (
==) to compare object references, however, you are com-
paring the value of the object references. In other words, you are compar-
ing whether the object references point to the same object, that is, the same
memory location. To compare object data, you need to use the equals
method, which all classes inherit from the Object class. We will cover inher-
itance in greater detail in Chapter 10. Many classes provide ...
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Publisher Resources

ISBN: 9780763749637