Protocols

Aug 22, 2023
1 min read 78 words Elixir
Table of Contents

Protocols add polymorphic dispatch to Elixir. They are contracts implementable by data types.

The standard protocols are:

Protocol Description
Collectable collects data into a data type
Enumerable handles collections in Elixir, as Enum module for eager functions and Stream module for lazy functions
Inspect converts data types into their programming language representation
List.Chars converts data types to their outside world representation as charlists (non-programming based)
String.Chars converts data types to their outside world representation as strings (non-programming based)

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