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Which of the following is the correct way to explicitly fall through to the next case in a Swift switch statement?

easy📝 Syntax Q12 of 15
Swift - Control Flow
Which of the following is the correct way to explicitly fall through to the next case in a Swift switch statement?
AUse the keyword <code>fallthrough</code>
BUse the keyword <code>break</code>
CUse the keyword <code>continue</code>
DNo keyword is needed; Swift falls through automatically
Step-by-Step Solution
Solution:

  1. Step 1: Recall Swift switch syntax

    Swift requires the keyword fallthrough to continue to the next case.

  2. Step 2: Identify correct keyword

    continue and break have different meanings; only fallthrough causes case continuation.

  3. Final Answer:

    Use the keyword fallthrough -> Option A

  4. Quick Check:

    Explicit fallthrough keyword = fallthrough [OK]
Quick Trick: Use fallthrough keyword to continue cases in Swift switch [OK]
Common Mistakes:
  • Using continue instead of fallthrough
  • Assuming break causes fallthrough
  • Forgetting to use any keyword for fallthrough

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