js round 1 decimal code example

Example 1: javascript round to 2 decimal places

var subTotal="12.1345";// can also be int, float, string
var subTotalFormatted=parseFloat(subTotal).toFixed(2); //"12.13"

Example 2: javascript snumber two decimal places as string

let money = 1.6;

money.toFixed(2); // 1.60

Example 3: math.round js 1 decimal

var number = 12.3456789;
var rounded = Math.round( number * 10 ) / 10;
// rounded is 12.3

Example 4: rounding number to x decimals javascript

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