June 2004
Intermediate to advanced
848 pages
21h 28m
English
Content preview from Just Java™ 2
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Expressions
There's a lengthy chapter in the Java Language Specification on expressions, covering many cases that would be interesting only to language lawyers. What it boils down to is that an expression is any of the alternatives shown in Table 7-2.
Table 7-2. Expressions in Java
|
Expression |
Example of expression |
|---|---|
|
A literal |
|
|
this object reference |
|
|
A field access |
|
|
A method call |
|
|
An object creation |
|
|
An array creation |
|
|
An array access |
|
|
Any expression connected by operators |
|
|
Any expression in parens |
|
You evaluate an expression, to get a result that will be:
-
A variable (as in ...
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