{"id":1733,"date":"2024-12-27T15:48:42","date_gmt":"2024-12-27T15:48:42","guid":{"rendered":"https:\/\/donhit.com\/en\/?p=1733"},"modified":"2025-02-06T01:22:25","modified_gmt":"2025-02-06T01:22:25","slug":"retirement","status":"publish","type":"post","link":"https:\/\/donhit.com\/en\/calculator\/retirement\/","title":{"rendered":"Retirement Calculator"},"content":{"rendered":"<p><center><div class=\"calculator\">\r\n        <h2>Retirement Calculator<\/h2>\r\n        <div class=\"input-group\">\r\n            <label for=\"current-age\">Current Age<\/label>\r\n            <input type=\"number\" id=\"current-age\" placeholder=\"Enter your current age\">\r\n        <\/div>\r\n        <div class=\"input-group\">\r\n            <label for=\"retirement-age\">Retirement Age<\/label>\r\n            <input type=\"number\" id=\"retirement-age\" placeholder=\"Enter your retirement age\">\r\n        <\/div>\r\n        <div class=\"input-group\">\r\n            <label for=\"current-savings\">Current Savings ($)<\/label>\r\n            <input type=\"number\" id=\"current-savings\" placeholder=\"Enter your current savings\">\r\n        <\/div>\r\n        <div class=\"input-group\">\r\n            <label for=\"monthly-contribution\">Monthly Contribution ($)<\/label>\r\n            <input type=\"number\" id=\"monthly-contribution\" placeholder=\"Enter your monthly contribution\">\r\n        <\/div>\r\n        <div class=\"input-group\">\r\n            <label for=\"interest-rate\">Expected Annual Return (%)<\/label>\r\n            <input type=\"number\" id=\"interest-rate\" placeholder=\"Enter expected return rate\">\r\n        <\/div>\r\n        <button onclick=\"calculateRetirement()\">Calculate<\/button>\r\n        <div class=\"result\" id=\"result\">\r\n            <h2>Results<\/h2>\r\n            <p id=\"result-text\"><\/p>\r\n        <\/div>\r\n    <\/div>\r\n\r\n    <script>\r\n        function calculateRetirement() {\r\n            \/\/ Get input values\r\n            const currentAge = parseInt(document.getElementById('current-age').value);\r\n            const retirementAge = parseInt(document.getElementById('retirement-age').value);\r\n            const currentSavings = parseFloat(document.getElementById('current-savings').value);\r\n            const monthlyContribution = parseFloat(document.getElementById('monthly-contribution').value);\r\n            const interestRate = parseFloat(document.getElementById('interest-rate').value) \/ 100;\r\n\r\n            \/\/ Validate inputs\r\n            if (!validateInputs(currentAge, retirementAge, currentSavings, monthlyContribution, interestRate)) {\r\n                return;\r\n            }\r\n\r\n            \/\/ Calculate retirement savings\r\n            const years = retirementAge - currentAge;\r\n            const monthlyRate = interestRate \/ 12;\r\n            let totalSavings = currentSavings;\r\n\r\n            \/\/ Compound interest calculation with monthly contributions\r\n            for (let i = 0; i < years * 12; i++) {\r\n                totalSavings += monthlyContribution;\r\n                totalSavings *= (1 + monthlyRate);\r\n            }\r\n\r\n            \/\/ Display results\r\n            const resultDiv = document.getElementById('result');\r\n            const resultText = document.getElementById('result-text');\r\n            \r\n            resultText.innerHTML = `\r\n                Based on your inputs:<br><br>\r\n                \u2022 You will have approximately $${formatMoney(totalSavings)} at retirement<br>\r\n                \u2022 This is over a ${years}-year period<br>\r\n                \u2022 Your total contributions will be $${formatMoney(monthlyContribution * 12 * years + currentSavings)}<br>\r\n                \u2022 Your investment earnings will be $${formatMoney(totalSavings - (monthlyContribution * 12 * years + currentSavings))}\r\n            `;\r\n            \r\n            resultDiv.classList.add('show');\r\n        }\r\n\r\n        function validateInputs(currentAge, retirementAge, currentSavings, monthlyContribution, interestRate) {\r\n            if (isNaN(currentAge) || isNaN(retirementAge) || isNaN(currentSavings) || \r\n                isNaN(monthlyContribution) || isNaN(interestRate)) {\r\n                alert('Please fill in all fields with valid numbers');\r\n                return false;\r\n            }\r\n\r\n            if (currentAge >= retirementAge) {\r\n                alert('Retirement age must be greater than current age');\r\n                return false;\r\n            }\r\n\r\n            if (currentAge < 0 || retirementAge < 0 || currentSavings < 0 || \r\n                monthlyContribution < 0 || interestRate < 0) {\r\n                alert('Please enter positive values');\r\n                return false;\r\n            }\r\n\r\n            if (interestRate > 20) {\r\n                alert('Please enter a realistic interest rate (0-20%)');\r\n                return false;\r\n            }\r\n\r\n            return true;\r\n        }\r\n\r\n        function formatMoney(amount) {\r\n            return amount.toFixed(2).replace(\/\\d(?=(\\d{3})+\\.)\/g, '$&,');\r\n        }\r\n\r\n        \/\/ Add input validation for number fields\r\n        document.querySelectorAll('input[type=\"number\"]').forEach(input => {\r\n            input.addEventListener('keypress', (e) => {\r\n                if (e.key === 'e' || e.key === '-' || e.key === '+') {\r\n                    e.preventDefault();\r\n                }\r\n            });\r\n        });\r\n    <\/script><\/center><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[184],"tags":[],"class_list":["post-1733","post","type-post","status-publish","format-standard","hentry","category-calculator"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - 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