1x.toString().length // x is a number

1var number = 773;
2
3number.toString().length;

1var num = 1234
2number.toString().length; // 4

1export function numberLength(number) {
2	let length = 0;
3	let n = Math.abs(number);
4	do {
5		n /= 10;
6		length++;
7	} while (n >= 1);
8	return length;
9}
10
11export default numberLength;