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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
384 CHAPTER 7 Object-Oriented Programming,Part 2: User-Defined Classes
You may wonder why the compiler calls an identifier a symbol. The Java
compiler generates a symbol table as it reads your code. Each identifier you
declare is put into the symbol table, along with the identifier’s data type
and where in the program it was defined. This symbol table allows the
compiler to track the identifiers that are in scope at any given time. Thus, if
an identifier is not in scope, the compiler will not be able to find that sym-
bol in its table for that section of code.
When the client in Example 7.2 runs, it instantiates three objects, but
there is nothing mor ...
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Publisher Resources

ISBN: 9780763749637