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Discussion on: The Holey Array Problem

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Felipe Figueroa

Why does array[999] = 'HAIL SATAN! ♥' convert the array to a plain object? Is it because of the index or because the special character?

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Abdullah Ali Author

The index. The content has no bearing on the matter.

When you poke enough holes into the array, V8 deems it as “sparse enough” to get this treatment.