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Dabble in Swift for long and the functional programming paradigm will most certainly appear on your radar. From conferences to books to blog posts, I’ve seen a lot in the functional programming arena as it relates to Swift.

As I seek to improve my functional programming thought processes and to practice what I’m learning, I found myself struggling with a fundamental concept: immutability. Especially when I’m designing something that, at the very least, appears to require the ability to change state at some point in time.

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