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30-seconds-of-code/snippets/dropRight.md
Angelos Chalaris b1adedfbea Update dropRight.md
2017-12-24 14:11:30 +02:00

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dropRight

Returns a new array with n elements removed from the right.

Use Array.slice() to slice the remove the specified number of elements from the right.

const dropRight = (arr, n = 1) => arr.slice(0, -n);
//dropRight([1,2,3]) -> [1,2]
//dropRight([1,2,3], 2) -> [1]
//dropRight([1,2,3], 42) -> []