how to change given numbers to array in javascript code example

Example 1: convert number to array javascript

const numToSeparate = 12345;

const arrayOfDigits = Array.from(String(numToSeparate), Number);

console.log(arrayOfDigits);   //[1,2,3,4,5]

Example 2: number to array javascript

const n = 123456;
Array.from(n.toString()).map(Number);
// [1, 2, 3, 4, 5, 6]

Example 3: integer to array javascript

Array.from(String(12345), Number);