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30-seconds-of-code/snippets/drop.md
Isabelle Viktoria Maciohsek 8bf67754ce Make expertise a field
2022-03-01 20:21:45 +02:00

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Drop list elements from the left array beginner 2018-01-26T12:23:18+02:00 2020-11-01T20:50:57+02:00

Creates a new array with n elements removed from the left.

  • Use Array.prototype.slice() to remove the specified number of elements from the left.
  • Omit the last argument, n, to use a default value of 1.
const drop = (arr, n = 1) => arr.slice(n);
drop([1, 2, 3]); // [2, 3]
drop([1, 2, 3], 2); // [3]
drop([1, 2, 3], 42); // []