js number methods code example

Example 1: get the whole value of a number javascript

var value = 2.9802453587962963;
var wholeNum = Math.floor(value);
console.log(wholeNum);  // output ==> 2

Example 2: javascript number length

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

Example 3: 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;

Example 4: js int

var myInt = 69420

1+1//int
1+"1"//string