30-seconds-of-code/snippets/js/s/initial.md

title, type, language, tags, cover, dateModified

title	type	language	tags	cover	dateModified
Array without last element	snippet	javascript	array	red-light	2020-11-03T21:46:13+02:00

Returns all the elements of an array except the last one.

• Use Array.prototype.slice() to return all but the last element of the array.

const initial = arr => arr.slice(0, -1);

initial([1, 2, 3]); // [1, 2]