iteratorFor.js

const array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11];

const { length } = array;
const maxLength = 4;
const iteratorCount = length / maxLength;
let twoDimensionArray = [];

for (let i = 0; i < iteratorCount; i++) {
	twoDimensionArray = [
		...twoDimensionArray,
		array.slice(i * maxLength, (i + 1) * maxLength),
	];
}

console.log(array);
console.log(twoDimensionArray);