October 2001
Intermediate to advanced
640 pages
18h 58m
English
Content preview from An Introduction to Object-Oriented Programming, 3rd Edition
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Chapter 15
Overloading
We say a term is overloaded if it has many different meanings.1 A glance in any dictionary will show that many words in the English language are overloaded, and the meaning of a word in a particular situation is determined by context. In programming languages it is usually function or method names that are overloaded. As with words in English, a compiler will use contextual information to determine the exact meaning.
1. The term polymorphism is, for example, overloaded.
Overloading and overriding are both techniques that take a function or method named in a specific invocation and select for execution one out of potentially many different function bodies. But the two mechanisms differ in several regards. Most importantly, ...
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