Anatomy of a Class
- Any Java source file (.java)
has this physical structure:
- import statements;
class definition {
instance variable definitions;
method definition (argumentList) {
local variable definitions;
statements;
} // end of method definition
// more methods ...
} // end of class definition
- A class is used to instantiate
specific objects (each with possibly
different values) in the heap
... new Button ("Help") ...
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