round off 2 decimal places javascript code example

Example 1: javascript round decimal 2 digits

var numb = 123.23454;
numb = numb.toFixed(2);

Example 2: 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 3: js number with four decimal places

var myNumber = 2;

myNumber.toFixed(2); //returns "2.00"
myNumber.toFixed(1); //returns "2.0"

Example 4: rounding number to x decimals javascript

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

Example 5: round to nearest decimal javascript

round(12345.6789, 2) // 12345.68
round(12345.6789, 1) // 12345.7