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30-seconds-of-code/snippets/drop.md
Mathias Bynens 8ee50178f3 Avoid confusing prototype methods for static methods
Correct: `Array.from()` (it’s a static method)
Incorrect: `Array.join()` (doesn’t exist; it’s a prototype method)

This patch uses the common `#` syntax to denote `.prototype.`.
2018-09-28 15:44:12 -04:00

315 B

drop

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

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

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); // []