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Engineer’s Codex

Using booleans as function parameters can lead to confusion and maintenance issues, especially when extending functionality. Enums, even for binary states, offer better readability and extendability. They help make code more predictable, reduce errors, and are easier to update without modifying multiple instances. However, booleans can be appropriate for functions with no future extension potential.

The Boolean Trap

<p>This is something that I’ve been feeling a lot too. Your example with an Enum is a great version of this, but another one that I feel often is sometimes you need to know if an action has taken place. A boolean to store in the database is great, but what I’ve been trending towards as well is just a nullable DateTime to know if <em>and when</em> the action’s happened.</p>
