Accepted Answer · #47 · 2026-05-21
Which answer is correct?
Difficulty 1/3
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Read the Stack Overflow–style question, then pick the one correct answer from four plausible options. Watch out — wrong answers often have high fake votes.
How to check if a variable is an array in JavaScript?
I need a reliable way to determine if a value is an array. `typeof` returns "object" for arrays, which is not helpful.
javascriptarraystypes
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