two digit display js code example

Example 1: javascript convert string to 2 decimal

var twoPlacedFloat = parseFloat(yourString).toFixed(2)

Example 2: rounding number to x decimals javascript

let num = 12.5452411;
num = num.toFixed(3); // 12.545

Example 3: javascript two character integer

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