function calculateEMI(){ const loanAmount = parseFloat(document.getElementById(“loanAmount”).value); const interestRate = parseFloat(document.getElementById(“interestRate”).value) / 100 / 12; const loanTenure = parseInt(document.getElementById(“loanTenure”).value) * 12; if(isNaN(loanAmount) || isNaN(interestRate) || isNaN(loanTenure) || loanAmount <= 0 || interestRate <= 0 || loanTenure el.value = “”); document.getElementById(“emiResult”).value = “”; } function downloadExcel() { const emi = document.getElementById(“emiResult”).value; if (!emi) { alert(“Please calculate EMI first.”); return; } const data = [ [“Loan Amount (₹)”, document.getElementById(“loanAmount”).value], [“Interest Rate (%)”, document.getElementById(“interestRate”).value], [“Loan Tenure (Years)”, document.getElementById(“loanTenure”).value], [“EMI (₹)”, emi] ]; let csvContent = “data:text/csv;charset=utf-8,”; data.forEach(row => { csvContent += row.join(“,”) + “\n”; }); const encodedUri = encodeURI(csvContent); const link = document.createElement(“a”); link.setAttribute(“href”, encodedUri); link.setAttribute(“download”, “Home_Loan_EMI_Calculation.csv”); link.click(); }