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dropRight javascript Code Snippet in 2023

arraybeginner

Last Updated: 28 January 2023

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

  • Use Array.prototype.slice() to remove the specified number of elements from the right.
  • Omit the last argument, n, to use a default value of 1.
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); // []

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