October 2017
Intermediate to advanced
210 pages
5h 32m
English
Content preview from Swift 4 Protocol-Oriented Programming - Third Edition
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Polymorphism with protocols
The word polymorphism comes from the Greek roots poly (meaning many) and morphe (meaning form). In programming languages, polymorphism is a single interface to multiple types (many forms). There are two reasons to learn the meaning of the word polymorphism. The first reason is that using such a fancy word can make you sound very intelligent in casual conversation. The second reason is that polymorphism provides one of the most useful programming techniques, not only in object-oriented programming but also in protocol-oriented programming.
Polymorphism lets us interact with multiple types through a single uniform interface. In the object-oriented programming world, the single uniform interface usually comes from ...
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