Language Upgrades · interview question
When refactoring an e-commerce application's checkout flow to use Java's switch expressions, what must be considered to maintain backward compatibility?
Multiple choiceHardchapter-12-curatedpremiumlanguage-upgradesmigration-strategy
Answer and explanation
Correct answer
B. Ensure the switch expression returns a value compatible with the existing logic.
Why
Switch expressions can return values, so ensuring that these values are compatible with the existing logic is crucial for maintaining backward compatibility during the refactoring process.
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