round off to 4 decimal places js 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: math.round js 1 decimal

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

Example 3: round number 2 decimals javascript

Math.round((num + Number.EPSILON) * 100) / 100

Example 4: javascript round to 7 decimal places

myNumber.toFixed(7);

Example 5: round to nearest decimal javascript

round(456.7, 2).toFixed(2) // "456.70"

Example 6: round decimal js

Math.round(num * 100) / 100