display value up to 2 decimal places in javascript code example

Example 1: javascript show 2 decimal places

var myNumber=12.2345;
var myNumberWithTwoDecimalPlaces=parseFloat(myNumber).toFixed(2); //12.23

Example 2: to 2 decimal places javascript

var discount = Math.round((100 - (price / listprice) * 100) * 100) / 100;