js number length code example

Example 1: javascript length of number

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

Example 2: check length of number javascript

var number = 773;

number.toString().length;

Example 3: array length javascript

var arr = [10,20,30,40,50]; //An Array is defined with 5 instances

var len= arr.length;  //Now arr.length returns 5.Basically, len=5.
console.log(len); //gives 5
console.log(arr.length); //also gives 5

Example 4: javascript number length

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

Example 5: javascript number length

export function numberLength(number) {
	let length = 0;
	let n = Math.abs(number);
	do {
		n /= 10;
		length++;
	} while (n >= 1);
	return length;
}

export default numberLength;