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by jakelazaroff
1886 days ago
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You can’t have a negative array index. Passing a negative number will just make this function count backwards instead of forwards. [1, 2, 3, 4].at(0) === 1 [1, 2, 3, 4].at(1) === 2 [1, 2, 3, 4].at(-1) === 4 findIndex’s behavior is unchanged. |
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