javascript - keep decimal places code example

Example 1: javascript snumber two decimal places as string

let money = 1.6;

money.toFixed(2); // 1.60

Example 2: how to numeric value is after point 2 values in javascript

var totalAmount = 0;
totalAmount = Number($("#sub_amount").val()) + Number($("#vat_amount").val());
totalAmount = totalAmount.toFixed(2);
$('#total_amount').val(totalAmount);
//@sujay