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Becoming a Functional Programmer with Clojure

Polymorphism and Multimethods

Learn about the concepts and usability of polymorphism and multimethods in Clojure.

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Polymorphism

Polymorphism is one of the core concepts of object-oriented programming and describes situations in which something occurs in several different forms, so we can have an interface with different implementations for each scenario.

A classic example of polymorphism with animals
A classic example of polymorphism with animals

In the example, the animals are speaking. They’re all from the same group, which is animals, and they all have the same characteristic, which is speaking. However, each animal speaks differently. ...