What are Key-Value Observers and How Do They Work?

Published: 23 February 2020
on channel: Swift Arcade
1,491
45

Key-Value Observer

Key-Value Observers aren't used a tonne in modern Swift, but they are a good communication pattern to know because so much UIKit works with them. In this episode we look at what Key-Value Observers are, how they work, and when to use.

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