China Low Price Calculator
function calculateFinalPrice() {
const price = parseFloat(document.getElementById(“productPrice”).value);
const shipping = parseFloat(document.getElementById(“shippingCost”).value);
const tax = parseFloat(document.getElementById(“taxRate”).value) / 100;
const discount = parseFloat(document.getElementById(“discount”).value) / 100;
if (isNaN(price) || isNaN(shipping) || isNaN(tax) || isNaN(discount) || price el.value = “”);
}
