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30-seconds-of-code/snippets/takeRight.md
Isabelle Viktoria Maciohsek 5cb69e3c5c Update snippet descriptions
2020-10-22 20:24:30 +03:00

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takeRight array,intermediate

Creates an array with n elements removed from the end.

  • Use Array.prototype.slice() to create a slice of the array with n elements taken from the end.
const takeRight = (arr, n = 1) => arr.slice(arr.length - n, arr.length);
takeRight([1, 2, 3], 2); // [ 2, 3 ]
takeRight([1, 2, 3]); // [3]