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rahul bandal
rahul bandal

Posted on Originally published at swiftbyrahul.com

Understanding Unowned References in Swift

Swift's Automatic Reference Counting (ARC) is a powerful memory management system that frees developers from manual memory handling. Most of the time, ARC "just works," automatically deallocating objects when they are no longer needed. However, there are specific scenarios, particularly involving strong reference cycles, where ARC needs a little help. This is where weak and unowned references come into play.

You're probably familiar with weak references, often used in delegate patterns or when dealing with parent-child relationships…


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