Loan Calculator
Loan Calculator
Loan Details:
Monthly Payment: $0.00
Total Payment: $0.00
Total Interest: $0.00
body {
font-family: Arial, sans-serif;
background-color: #f0f0f0;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
}
.container {
background-color: #fff;
padding: 20px;
border-radius: 8px;
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
text-align: center;
width: 100%;
max-width: 600px;
}
h1 {
margin-bottom: 20px;
color: #007bff;
}
.form-group {
margin-bottom: 15px;
}
.form-control {
width: 100%;
padding: 10px;
border-radius: 4px;
border: 1px solid #ddd;
font-size: 16px;
box-sizing: border-box;
}
.btn {
background-color: #28a745;
color: #fff;
padding: 10px 20px;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 16px;
}
.btn:hover {
background-color: #218838;
}
.hidden {
display: none;
}
.result-container {
margin-top: 20px;
text-align: left;
}
.result-container p {
margin: 10px 0;
}
.result-container span {
font-weight: bold;
color: #333;
}
document.addEventListener('DOMContentLoaded', () => {
const loanForm = document.getElementById('loan-form');
const resultContainer = document.getElementById('result');
const monthlyPaymentElem = document.getElementById('monthly-payment');
const totalPaymentElem = document.getElementById('total-payment');
const totalInterestElem = document.getElementById('total-interest');
loanForm.addEventListener('submit', (event) => {
event.preventDefault();
// Get input values
const loanAmount = parseFloat(document.getElementById('loan-amount').value);
const annualInterestRate = parseFloat(document.getElementById('interest-rate').value);
const loanTerm = parseInt(document.getElementById('loan-term').value);
// Calculate monthly interest rate
const monthlyInterestRate = annualInterestRate / 100 / 12;
const numberOfPayments = loanTerm * 12;
// Calculate monthly payment
const monthlyPayment = loanAmount * monthlyInterestRate / (1 - Math.pow(1 + monthlyInterestRate, -numberOfPayments));
// Calculate total payment and total interest
const totalPayment = monthlyPayment * numberOfPayments;
const totalInterest = totalPayment - loanAmount;
// Display results
monthlyPaymentElem.textContent = monthlyPayment.toFixed(2);
totalPaymentElem.textContent = totalPayment.toFixed(2);
totalInterestElem.textContent = totalInterest.toFixed(2);
resultContainer.classList.remove('hidden');
});
});
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