Equity Loan Monthly Payment Calculator

Equity Loan Monthly Payment Calculator :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –border-color: #ddd; –shadow-color: rgba(0, 0, 0, 0.1); –white: #fff; } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; display: flex; flex-direction: column; align-items: center; } .container { width: 100%; max-width: 960px; margin: 20px auto; padding: 20px; background-color: var(–white); border-radius: 8px; box-shadow: 0 2px 10px var(–shadow-color); } header { text-align: center; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid var(–border-color); } h1 { color: var(–primary-color); margin-bottom: 10px; } .summary { font-size: 1.1em; color: #555; margin-bottom: 30px; } .loan-calc-container { background-color: var(–white); padding: 30px; border-radius: 8px; box-shadow: 0 2px 10px var(–shadow-color); margin-bottom: 40px; } .loan-calc-container h2 { text-align: center; color: var(–primary-color); margin-bottom: 25px; } .input-group { margin-bottom: 20px; display: flex; flex-direction: column; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group input[type="text"], .input-group select { width: 100%; padding: 12px; border: 1px solid var(–border-color); border-radius: 4px; box-sizing: border-box; font-size: 1em; } .input-group input[type="number"]:focus, .input-group input[type="text"]:focus, .input-group select:focus { border-color: var(–primary-color); outline: none; box-shadow: 0 0 0 2px rgba(0, 74, 153, 0.2); } .input-group .helper-text { font-size: 0.85em; color: #6c757d; margin-top: 5px; } .input-group .error-message { color: #dc3545; font-size: 0.85em; margin-top: 5px; display: none; /* Hidden by default */ } .button-group { display: flex; justify-content: space-between; margin-top: 25px; gap: 10px; } .button-group button { padding: 12px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 1em; font-weight: bold; transition: background-color 0.3s ease; flex: 1; } .btn-calculate { background-color: var(–primary-color); color: var(–white); } .btn-calculate:hover { background-color: #003366; } .btn-reset { background-color: #6c757d; color: var(–white); } .btn-reset:hover { background-color: #5a6268; } .btn-copy { background-color: #ffc107; color: var(–white); margin-top: 10px; } .btn-copy:hover { background-color: #e0a800; } #results { margin-top: 30px; padding: 25px; background-color: var(–primary-color); color: var(–white); border-radius: 8px; text-align: center; box-shadow: inset 0 2px 5px rgba(0,0,0,0.2); } #results h3 { margin-top: 0; color: var(–white); font-size: 1.5em; } .result-item { margin-bottom: 15px; } .result-item span { font-weight: bold; display: block; font-size: 1.2em; } .result-item .label { font-size: 0.9em; opacity: 0.8; margin-bottom: 5px; } .primary-result { font-size: 2.5em; font-weight: bold; margin: 15px 0; padding: 15px; background-color: var(–success-color); border-radius: 6px; box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3); } .formula-explanation { font-size: 0.9em; margin-top: 20px; padding-top: 15px; border-top: 1px solid rgba(255, 255, 255, 0.3); opacity: 0.8; } .chart-container { margin-top: 40px; padding: 30px; background-color: var(–white); border-radius: 8px; box-shadow: 0 2px 10px var(–shadow-color); } .chart-container h3 { text-align: center; color: var(–primary-color); margin-bottom: 20px; } canvas { display: block; margin: 0 auto; max-width: 100%; height: auto !important; /* Ensure canvas scales properly */ } .chart-caption { text-align: center; font-size: 0.9em; color: #6c757d; margin-top: 10px; } .table-container { margin-top: 40px; padding: 30px; background-color: var(–white); border-radius: 8px; box-shadow: 0 2px 10px var(–shadow-color); overflow-x: auto; } .table-container h3 { text-align: center; color: var(–primary-color); margin-bottom: 20px; } table { width: 100%; border-collapse: collapse; margin-top: 15px; } th, td { padding: 12px 15px; text-align: left; border-bottom: 1px solid var(–border-color); } th { background-color: var(–primary-color); color: var(–white); font-weight: bold; } tr:nth-child(even) { background-color: #f2f2f2; } tr:hover { background-color: #e9ecef; } .table-caption { text-align: center; font-size: 0.9em; color: #6c757d; margin-top: 10px; } main { width: 100%; } section { margin-bottom: 40px; padding: 30px; background-color: var(–white); border-radius: 8px; box-shadow: 0 2px 10px var(–shadow-color); } section h2 { color: var(–primary-color); margin-bottom: 20px; text-align: center; } section h3 { color: var(–primary-color); margin-top: 25px; margin-bottom: 15px; } .faq-list { list-style: none; padding: 0; } .faq-list li { margin-bottom: 20px; padding: 15px; background-color: #e9ecef; border-left: 4px solid var(–primary-color); border-radius: 4px; } .faq-list li strong { display: block; color: var(–primary-color); margin-bottom: 8px; font-size: 1.1em; } .internal-links { list-style: none; padding: 0; } .internal-links li { margin-bottom: 15px; } .internal-links a { color: var(–primary-color); text-decoration: none; font-weight: bold; } .internal-links a:hover { text-decoration: underline; } .internal-links p { font-size: 0.9em; color: #555; margin-top: 5px; } footer { text-align: center; margin-top: 40px; padding: 20px; font-size: 0.9em; color: #6c757d; } /* Responsive adjustments */ @media (max-width: 768px) { .container { padding: 15px; } .button-group { flex-direction: column; } .button-group button { width: 100%; } #results { padding: 20px; } .primary-result { font-size: 2em; } }

Equity Loan Monthly Payment Calculator

Easily calculate your estimated monthly payments for an equity loan. Understand the key components of your loan, including principal, interest, and total repayment.

Calculate Your Equity Loan Payment

Enter the total amount you wish to borrow.
Enter the yearly interest rate for the loan.
Enter the total number of years to repay the loan.

Your Estimated Equity Loan Payment

Monthly Principal & Interest (P&I)
Total Interest Paid
Total Repayment
Monthly Interest Rate
The monthly payment is calculated using the standard annuity formula: M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1], where P is the principal loan amount, i is the monthly interest rate, and n is the total number of payments (loan term in months).

Loan Amortization Over Time

This chart shows the breakdown of principal and interest paid each month over the life of the loan.

Loan Amortization Schedule (First 12 Months)

Month Payment Principal Paid Interest Paid Remaining Balance
This table details the first year of your loan repayment, showing how each payment is allocated and the remaining balance.

What is an Equity Loan Monthly Payment?

An equity loan monthly payment refers to the regular installment you make towards repaying a loan secured by the equity you have built up in your home. This type of loan allows homeowners to borrow a lump sum against their property's value, often used for significant expenses like home renovations, debt consolidation, or education costs. The monthly payment typically includes both a portion of the principal borrowed and the interest accrued over the loan term. Understanding this payment is crucial for budgeting and financial planning, as it represents a recurring obligation tied to your home.

Who Should Use It?

Homeowners who have significant equity in their property and need a substantial amount of cash for a specific purpose are prime candidates for an equity loan. This includes individuals looking to:

  • Finance major home improvements that could increase property value.
  • Consolidate high-interest debts (like credit cards) into a potentially lower-interest loan.
  • Cover large, unexpected expenses such as medical bills or educational tuition.
  • Make a significant investment or purchase.

It's generally suitable for those who are comfortable using their home as collateral and have a stable income to manage the additional monthly debt.

Common Misconceptions

A common misconception is that an equity loan is the same as a home equity line of credit (HELOC). While both use home equity, an equity loan provides a fixed lump sum with a fixed interest rate and repayment schedule, whereas a HELOC functions more like a credit card with a variable rate and a draw period. Another misconception is that borrowing against equity is "free money"; it's a loan that must be repaid with interest, and failure to do so can lead to foreclosure.

Equity Loan Monthly Payment Formula and Mathematical Explanation

The calculation of an equity loan's monthly payment is based on a standard financial formula used for amortizing loans. This formula ensures that each payment covers both the interest accrued since the last payment and a portion of the principal, gradually reducing the outstanding balance over the loan's term.

The Formula

The most common formula used is the annuity payment formula:

M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1]

Where:

  • M = Your total monthly mortgage payment (Principal & Interest)
  • P = The principal loan amount (the total amount you borrow)
  • i = Your monthly interest rate (Annual interest rate divided by 12)
  • n = The total number of payments over the loan's lifetime (Loan term in years multiplied by 12)

Variable Explanations

Let's break down each variable:

  • Principal Loan Amount (P): This is the initial amount of money you borrow from the lender. It's the lump sum you receive upfront.
  • Annual Interest Rate: This is the yearly rate charged by the lender on the borrowed amount. For the calculation, it must be converted into a monthly rate by dividing by 12. For example, a 6% annual rate becomes 0.5% (or 0.005) per month.
  • Loan Term: This is the total duration, usually expressed in years, over which you agree to repay the loan. This term is converted into the total number of monthly payments required. A 15-year loan term, for instance, equates to 180 monthly payments (15 years * 12 months/year).

Variables Table

Variable Meaning Unit Typical Range
P (Principal) The total amount borrowed. Currency ($) $10,000 – $500,000+
Annual Interest Rate The yearly cost of borrowing. Percentage (%) 3% – 15% (Varies significantly)
Loan Term The duration of the loan repayment. Years 5 – 30 years
i (Monthly Interest Rate) Annual rate divided by 12. Decimal (e.g., 0.005) (Annual Rate / 12)
n (Number of Payments) Loan term in months. Months 60 – 360
M (Monthly Payment) Calculated total payment (Principal + Interest). Currency ($) Calculated value

Practical Examples (Real-World Use Cases)

Let's illustrate how the equity loan monthly payment calculator works with practical scenarios.

Example 1: Home Renovation Project

Sarah wants to renovate her kitchen and needs $60,000. She has a good credit score and qualifies for an equity loan with a 7% annual interest rate over 15 years.

  • Loan Amount (P): $60,000
  • Annual Interest Rate: 7%
  • Loan Term: 15 years

Using the calculator (or the formula):

  • Monthly Interest Rate (i): 7% / 12 = 0.07 / 12 ≈ 0.005833
  • Number of Payments (n): 15 years * 12 months/year = 180
  • Calculated Monthly Payment (M): Approximately $527.04
  • Total Interest Paid: ($527.04 * 180) – $60,000 ≈ $34,867.20
  • Total Repayment: $60,000 + $34,867.20 = $94,867.20

Financial Interpretation: Sarah's kitchen renovation will cost her approximately $527.04 per month for the next 15 years. Over the life of the loan, she will pay about $34,867.20 in interest. This payment is manageable within her budget, making the renovation feasible.

Example 2: Debt Consolidation

John has accumulated $30,000 in credit card debt with high interest rates. He decides to take out an equity loan for $30,000 to consolidate this debt. He secures a rate of 5.5% for a 10-year term.

  • Loan Amount (P): $30,000
  • Annual Interest Rate: 5.5%
  • Loan Term: 10 years

Using the calculator:

  • Monthly Interest Rate (i): 5.5% / 12 = 0.055 / 12 ≈ 0.004583
  • Number of Payments (n): 10 years * 12 months/year = 120
  • Calculated Monthly Payment (M): Approximately $333.16
  • Total Interest Paid: ($333.16 * 120) – $30,000 ≈ $9,979.20
  • Total Repayment: $30,000 + $9,979.20 = $39,979.20

Financial Interpretation: By consolidating his debt, John replaces potentially much higher monthly credit card payments with a single, predictable payment of $333.16 for 10 years. He saves significantly on interest compared to his previous credit card rates and gains better control over his finances. This is a good example of using an equity loan for debt consolidation.

How to Use This Equity Loan Monthly Payment Calculator

Our calculator is designed for simplicity and accuracy. Follow these steps to get your estimated monthly payment:

  1. Enter Loan Amount: Input the total sum of money you intend to borrow through the equity loan.
  2. Input Annual Interest Rate: Enter the yearly interest rate offered by the lender. Ensure you use the percentage value (e.g., 5 for 5%).
  3. Specify Loan Term: Enter the duration of the loan in years. For example, if the loan is for 20 years, enter '20'.
  4. Click 'Calculate Payment': Once all fields are filled, click the button. The calculator will instantly display your estimated monthly principal and interest (P&I) payment.

How to Read Results

The calculator provides several key figures:

  • Monthly Principal & Interest (P&I): This is your core monthly payment. It's the amount needed to cover both the loan's principal and the interest charges.
  • Total Interest Paid: This shows the cumulative interest you will pay over the entire loan term.
  • Total Repayment: This is the sum of the original loan amount plus all the interest paid.
  • Monthly Interest Rate: Displays the calculated monthly rate used in the calculation for clarity.

The amortization table and chart provide a visual and detailed breakdown of how your payments are applied over time, showing the principal and interest components and the remaining balance.

Decision-Making Guidance

Use the results to assess affordability. Can you comfortably fit this monthly payment into your budget? Compare the total repayment amount and total interest paid against the benefit the loan provides (e.g., value of renovation, savings from debt consolidation). If the payment seems too high, consider adjusting the loan term (longer term usually means lower monthly payments but more total interest) or the loan amount. Always consult with a financial advisor before making significant borrowing decisions. This tool is for estimation purposes only.

Key Factors That Affect Equity Loan Monthly Payment Results

Several elements influence the monthly payment amount and the overall cost of an equity loan. Understanding these factors helps in negotiating better terms and making informed financial decisions.

  1. Loan Amount (Principal):

    This is the most direct factor. A larger loan amount will naturally result in higher monthly payments and a greater total repayment amount, assuming all other variables remain constant.

  2. Annual Interest Rate:

    The interest rate is a critical determinant of your monthly payment and total cost. A higher interest rate significantly increases both the monthly P&I payment and the total interest paid over the loan's life. Even a small difference in the annual rate can translate to thousands of dollars over a long loan term. This is why securing the lowest possible rate is paramount.

  3. Loan Term (Repayment Period):

    The length of time you have to repay the loan directly impacts the monthly payment. A longer loan term results in lower monthly payments because the principal is spread over more periods. However, this also means you'll pay more interest overall. Conversely, a shorter term leads to higher monthly payments but less total interest paid. Choosing the right term involves balancing affordability with the total cost of borrowing.

  4. Fees and Closing Costs:

    Equity loans often come with various fees, such as origination fees, appraisal fees, title insurance, and recording fees. These costs can add to the overall expense of the loan. While not directly part of the P&I calculation, they increase the effective cost and should be factored into your decision. Some lenders might allow these fees to be rolled into the loan amount, increasing the principal (P).

  5. Credit Score and Financial History:

    Your creditworthiness significantly influences the interest rate you'll be offered. Borrowers with higher credit scores typically qualify for lower interest rates, reducing their monthly payments and total interest paid. A poor credit history might lead to higher rates or even denial of the loan.

  6. Market Conditions and Economic Factors:

    Broader economic conditions, such as inflation rates and central bank policies (like interest rate hikes), can affect the prevailing interest rates for equity loans. Lenders adjust their offerings based on the overall economic climate and perceived risk.

  7. Loan Type (Fixed vs. Variable):

    While this calculator assumes a fixed rate, many equity loans have variable rates tied to an index. Variable rates can start lower but may increase over time, leading to higher monthly payments and total interest costs than initially projected. This calculator is best suited for fixed-rate equity loans.

Frequently Asked Questions (FAQ)

  • Q: What is the difference between a home equity loan and a HELOC?

    A home equity loan provides a lump sum of cash upfront with a fixed interest rate and repayment schedule. A Home Equity Line of Credit (HELOC) is a revolving credit line, similar to a credit card, with a variable interest rate, allowing you to draw funds as needed up to a certain limit during a draw period.

  • Q: Can my monthly payment change on an equity loan?

    If you have a fixed-rate home equity loan, your monthly principal and interest (P&I) payment will remain the same for the entire loan term. If you have a variable-rate equity loan or a HELOC, your payment can change as interest rates fluctuate.

  • Q: What happens if I can't make my equity loan payments?

    Failure to make payments on an equity loan can lead to serious consequences, including late fees, damage to your credit score, and ultimately, foreclosure on your home, as the loan is secured by your property. It's crucial to communicate with your lender if you anticipate payment difficulties.

  • Q: Are the interest payments on an equity loan tax-deductible?

    Interest paid on a home equity loan may be tax-deductible if the loan proceeds are used to buy, build, or substantially improve the home that secures the loan. Consult with a tax professional for personalized advice, as tax laws can change and have specific requirements.

  • Q: How much equity do I need to qualify for an equity loan?

    Lenders typically require you to have a certain amount of equity in your home. This is often expressed as a Loan-to-Value (LTV) ratio. Many lenders prefer an LTV of 80% or lower, meaning the total amount of all loans secured by your home (including the new equity loan) should not exceed 80% of your home's value.

  • Q: What are typical closing costs for an equity loan?

    Closing costs can vary but may include appraisal fees, title search and insurance, recording fees, origination fees, and attorney fees. These can range from 1% to 5% of the loan amount. Some lenders offer "no-closing-cost" options, but these often come with a higher interest rate.

  • Q: Can I pay off my equity loan early?

    Yes, most equity loans allow you to make extra payments or pay off the loan in full at any time without penalty. Paying down the principal faster can save you a significant amount of interest over the life of the loan.

  • Q: How does my credit score affect my equity loan options?

    A higher credit score generally qualifies you for lower interest rates and better loan terms, reducing your monthly payments and overall borrowing costs. A lower credit score may result in higher interest rates, stricter terms, or denial of the loan.

Related Tools and Internal Resources

© 2023 Your Financial Company. All rights reserved.

This calculator provides an estimate for educational purposes only. It does not constitute financial advice. Consult with a qualified financial professional before making any decisions.

var chartInstance = null; // Global variable to hold chart instance function calculateEquityLoan() { // Get input values var loanAmountInput = document.getElementById("loanAmount"); var annualInterestRateInput = document.getElementById("annualInterestRate"); var loanTermInput = document.getElementById("loanTerm"); // Clear previous error messages document.getElementById("loanAmountError").style.display = "none"; document.getElementById("annualInterestRateError").style.display = "none"; document.getElementById("loanTermError").style.display = "none"; // Validate inputs var loanAmount = parseFloat(loanAmountInput.value); var annualInterestRate = parseFloat(annualInterestRateInput.value); var loanTerm = parseFloat(loanTermInput.value); var isValid = true; if (isNaN(loanAmount) || loanAmount <= 0) { document.getElementById("loanAmountError").textContent = "Please enter a valid loan amount greater than zero."; document.getElementById("loanAmountError").style.display = "block"; isValid = false; } if (isNaN(annualInterestRate) || annualInterestRate < 0) { document.getElementById("annualInterestRateError").textContent = "Please enter a valid annual interest rate (0% or greater)."; document.getElementById("annualInterestRateError").style.display = "block"; isValid = false; } if (isNaN(loanTerm) || loanTerm 0) { monthlyPayment = loanAmount * (monthlyInterestRate * Math.pow(1 + monthlyInterestRate, numberOfPayments)) / (Math.pow(1 + monthlyInterestRate, numberOfPayments) – 1); } else { monthlyPayment = loanAmount / numberOfPayments; // Simple division if interest rate is 0 } totalRepayment = monthlyPayment * numberOfPayments; totalInterest = totalRepayment – loanAmount; // Format results var formattedMonthlyPayment = monthlyPayment.toLocaleString(undefined, { style: 'currency', currency: 'USD' }); var formattedTotalInterest = totalInterest.toLocaleString(undefined, { style: 'currency', currency: 'USD' }); var formattedTotalRepayment = totalRepayment.toLocaleString(undefined, { style: 'currency', currency: 'USD' }); var formattedMonthlyInterestRate = (monthlyInterestRate * 100).toFixed(3) + "%"; // Display results document.getElementById("monthlyPayment").textContent = formattedMonthlyPayment; document.getElementById("totalInterest").textContent = formattedTotalInterest; document.getElementById("totalRepayment").textContent = formattedTotalRepayment; document.getElementById("monthlyInterestRateDisplay").textContent = formattedMonthlyInterestRate; document.getElementById("results").style.display = "block"; document.getElementById("copyButton").style.display = "block"; // Update chart and table updateAmortizationChart(loanAmount, monthlyInterestRate, numberOfPayments, monthlyPayment); updateAmortizationTable(loanAmount, monthlyInterestRate, numberOfPayments, monthlyPayment); } function updateAmortizationChart(principal, monthlyRate, numPayments, monthlyPmt) { var ctx = document.getElementById("amortizationChart").getContext("2d"); // Destroy previous chart instance if it exists if (chartInstance) { chartInstance.destroy(); } var labels = []; var principalPaidData = []; var interestPaidData = []; var remainingBalance = principal; // Limit chart data points for performance and clarity (e.g., first 120 months or max 120 points) var maxPoints = Math.min(numPayments, 120); var step = Math.max(1, Math.floor(numPayments / maxPoints)); for (var i = 0; i = numPayments) break; var interestPayment = remainingBalance * monthlyRate; var principalPayment = monthlyPmt – interestPayment; // Ensure principal payment doesn't exceed remaining balance due to rounding if (principalPayment > remainingBalance) { principalPayment = remainingBalance; monthlyPmt = principalPayment + interestPayment; // Adjust monthly payment if needed for last payment } labels.push("Month " + (monthIndex + 1)); principalPaidData.push(principalPayment); interestPaidData.push(interestPayment); remainingBalance -= principalPayment; // Stop if balance is zero or negative if (remainingBalance <= 0) { remainingBalance = 0; // Ensure it's exactly zero break; } } chartInstance = new Chart(ctx, { type: 'bar', // Changed to bar chart for better visualization of monthly breakdown data: { labels: labels, datasets: [{ label: 'Principal Paid', data: principalPaidData, backgroundColor: 'rgba(0, 74, 153, 0.7)', // Primary color borderColor: 'rgba(0, 74, 153, 1)', borderWidth: 1, stack: 'combined' // Stack payments }, { label: 'Interest Paid', data: interestPaidData, backgroundColor: 'rgba(40, 167, 69, 0.7)', // Success color borderColor: 'rgba(40, 167, 69, 1)', borderWidth: 1, stack: 'combined' // Stack payments }] }, options: { responsive: true, maintainAspectRatio: false, scales: { x: { stacked: true, title: { display: true, text: 'Loan Month' } }, y: { stacked: true, title: { display: true, text: 'Amount ($)' }, beginAtZero: true } }, plugins: { tooltip: { mode: 'index', intersect: false }, legend: { position: 'top', } } } }); } function updateAmortizationTable(principal, monthlyRate, numPayments, monthlyPmt) { var tableBody = document.querySelector("#amortizationTable tbody"); tableBody.innerHTML = ""; // Clear previous rows var remainingBalance = principal; var totalInterestPaidOverall = 0; // Limit table to first 12 months for brevity var maxMonths = Math.min(numPayments, 12); for (var i = 0; i remainingBalance) { principalPayment = remainingBalance; // Adjust monthlyPmt for the final payment if needed to make balance exactly zero monthlyPmt = principalPayment + interestPayment; } remainingBalance -= principalPayment; totalInterestPaidOverall += interestPayment; // Ensure remaining balance doesn't go negative due to floating point inaccuracies if (remainingBalance < 0) { remainingBalance = 0; } var row = tableBody.insertRow(); row.innerHTML = "" + (i + 1) + "" + "" + monthlyPmt.toLocaleString(undefined, { style: 'currency', currency: 'USD' }) + "" + "" + principalPayment.toLocaleString(undefined, { style: 'currency', currency: 'USD' }) + "" + "" + interestPayment.toLocaleString(undefined, { style: 'currency', currency: 'USD' }) + "" + "" + remainingBalance.toLocaleString(undefined, { style: 'currency', currency: 'USD' }) + ""; // Stop if balance reaches zero if (remainingBalance === 0) { break; } } } function resetForm() { document.getElementById("loanAmount").value = "50000"; document.getElementById("annualInterestRate").value = "5"; document.getElementById("loanTerm").value = "15"; document.getElementById("loanAmountError").style.display = "none"; document.getElementById("annualInterestRateError").style.display = "none"; document.getElementById("loanTermError").style.display = "none"; document.getElementById("results").style.display = "none"; document.getElementById("copyButton").style.display = "none"; // Clear chart and table var ctx = document.getElementById("amortizationChart").getContext("2d"); if (chartInstance) { chartInstance.destroy(); chartInstance = null; } document.querySelector("#amortizationTable tbody").innerHTML = ""; } function copyResults() { var monthlyPayment = document.getElementById("monthlyPayment").textContent; var totalInterest = document.getElementById("totalInterest").textContent; var totalRepayment = document.getElementById("totalRepayment").textContent; var monthlyInterestRateDisplay = document.getElementById("monthlyInterestRateDisplay").textContent; var loanAmount = document.getElementById("loanAmount").value; var annualInterestRate = document.getElementById("annualInterestRate").value; var loanTerm = document.getElementById("loanTerm").value; var assumptions = [ "Loan Amount: $" + loanAmount, "Annual Interest Rate: " + annualInterestRate + "%", "Loan Term: " + loanTerm + " years" ]; var textToCopy = "— Equity Loan Payment Estimate —\n\n"; textToCopy += "Monthly P&I Payment: " + monthlyPayment + "\n"; textToCopy += "Total Interest Paid: " + totalInterest + "\n"; textToCopy += "Total Repayment: " + totalRepayment + "\n"; textToCopy += "Monthly Interest Rate: " + monthlyInterestRateDisplay + "\n\n"; textToCopy += "Assumptions:\n"; textToCopy += assumptions.join("\n"); // Use navigator.clipboard for modern browsers, fallback to textarea if (navigator.clipboard && navigator.clipboard.writeText) { navigator.clipboard.writeText(textToCopy).then(function() { alert('Results copied to clipboard!'); }).catch(function(err) { console.error('Failed to copy text: ', err); fallbackCopyTextToClipboard(textToCopy); }); } else { fallbackCopyTextToClipboard(textToCopy); } } function fallbackCopyTextToClipboard(text) { var textArea = document.createElement("textarea"); textArea.value = text; textArea.style.position = "fixed"; // Avoid scrolling to bottom textArea.style.left = "-9999px"; textArea.style.top = "-9999px"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'successful' : 'unsuccessful'; alert('Results copied to clipboard! (' + msg + ')'); } catch (err) { console.error('Fallback: Oops, unable to copy', err); alert('Failed to copy results. Please copy manually.'); } document.body.removeChild(textArea); } // Initial calculation on page load document.addEventListener("DOMContentLoaded", function() { // Load Chart.js library dynamically if not already present if (typeof Chart === 'undefined') { var script = document.createElement('script'); script.src = 'https://cdn.jsdelivr.net/npm/chart.js@3.7.0/dist/chart.min.js'; // Use a specific version script.onload = function() { calculateEquityLoan(); // Calculate after chart library is loaded }; script.onerror = function() { console.error("Failed to load Chart.js library."); alert("Chart functionality requires the Chart.js library. Please ensure it's loaded."); }; document.head.appendChild(script); } else { calculateEquityLoan(); // Calculate immediately if Chart.js is already available } });

Leave a Comment