What is Delegation? – A Swift Developer’s Guide

This article provides a comprehensive guide to the delegation design pattern in iOS development using Swift. It explains delegation as a design pattern where one class (the delegator) delegates control or responsibility to another class (the delegate). The author breaks down the concept of design patterns, explores real-world analogies, and maps them to software development. Aimed at beginners and those new to iOS programming, the article clarifies how delegation works in practice, contrasting it with other patterns like NSNotificationCenter. It covers the relationship between delegator and delegate, and how to implement delegation in Swift code.