javascript integer code example

Example 1: Javascript string to int

var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256

Example 2: javascript int values

var min = parseInt("2");
var max = parseInt("3");

Example 3: string to number js

let myNumber = Number("5.25"); //5.25

Example 4: javascript two character integer

var myNumber = 7;
var formattedNumber = ("0" + myNumber).slice(-2);
console.log(formattedNumber);

Example 5: get the whole value of a number javascript

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

Example 6: javascript number length

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