The answer
Marginally, yes. They stop the CPU from executing or evaluating further logic the moment an invalid state is detected.
Early Returns: A Clean Coding Pattern
Can early returns improve performance?
More FAQs in Early Returns: A Clean Coding Pattern
An early return is a practice where a function terminates and returns a value as soon as an edge case or invalid condition is met, avoiding further execution.
A Guard Clause is an if-statement at the beginning of a function that checks for invalid inputs or states and returns immediately if they fail.
No, this is an outdated myth. Multiple returns, when used for Guard Clauses, actually make the code cleaner and easier to reason about.
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