JavaScript Interview P04: Sparse Array & Holes

Опубликовано: 21 Февраль 2026
на канале: React Native Development
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Key Takeaways
Holes don't reduce the length: length is calculated based on the highest index + 1, even if indices in between are missing.
Explicit methods are required to adjust length: Using methods like splice or directly modifying the length property is necessary to adjust it.