John Sundell • 4/15/2025

Using Swift’s defer keyword within async and throwing contexts

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This technical article details how Swift's defer keyword can be used to ensure proper resource cleanup (like closing database connections) in functions with multiple exit points, particularly within async and throwing contexts. It provides code examples comparing manual cleanup to using defer for more robust and maintainable Swift code.

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#error handling #async/await #concurrency
Using Swift’s defer keyword within async and throwing contexts

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