FrontendChallenges is a collection of frontend interview questions and answers. It is designed to help you prepare for frontend interviews. It's free and open source.
export function chunk(array, size) {
const result = [];
if (!Array.isArray(array)) throw TypeError("first argument is not an array");
if (!(typeof size === "number" && size > 0))
throw TypeError("econd argument is not a positive number");
for (let i = 0; i < array.length; i++) {
const last = result.at(-1);
const current = array[i];
if (Array.isArray(last) && last.length < size) {
last.push(current);
result[result.length - 1] = last;
} else {
result.push([current]);
}
}
return result;
}
index.js