BPI Personal Loan Calculator
function calculateLoan() {
const loanAmount = parseFloat(document.getElementById(‘loanAmount’).value);
const loanTerm = parseFloat(document.getElementById(‘loanTerm’).value);
const interestRate = parseFloat(document.getElementById(‘interestRate’).value);
if (isNaN(loanAmount) || isNaN(loanTerm) || isNaN(interestRate) || loanAmount <= 0 || loanTerm <= 0 || interestRate <= 0) {
alert('Please enter valid positive numbers.');
return;
}
const monthlyInterestRate = (interestRate / 100) / 12;
const numberOfPayments = loanTerm * 12;
const monthlyPayment = (loanAmount * monthlyInterestRate) / (1 – Math.pow(1 + monthlyInterestRate, -numberOfPayments));
document.getElementById('monthlyPayment').value = monthlyPayment.toFixed(2);
}
function resetForm() {
document.getElementById('bpi-personal-loan-form').reset();
document.getElementById('monthlyPayment').value = '';
}
