Monthly Fee calculation product script
If you have a product page where you want to display monthly fee when paying the purchase with account or loan.
Javascript function
function getMonthlyPayment(months, price, statementFee, yearInterestRate) {
return (
Math.round(
((yearInterestRate / 1200 +
yearInterestRate /
1200 /
(Math.pow(1 + yearInterestRate / 1200, months) - 1)) *
price *
100) /
100,
) + statementFee
);
}Example calculation
Monthly Payment:
Example product page item : Account 12 month
