Phiên bản đầy đủ: jsB@nk » Tính toán » Tính số tiền lương hưu
URL: https://www.javascriptbank.com/compounding-interest-calculator.html
Đoạn mã sẽ giúp bạn tính số tiền lương hưu mà bạn sẽ nhận được khi đến tuổi về hưu. Lưu ý: công thức tính này không áp dụng cho nước Việt Nam.
Phiên bản đầy đủ: jsB@nk » Tính toán » Tính số tiền lương hưu
URL: https://www.javascriptbank.com/compounding-interest-calculator.html
<style type="text/css"><!-- Paste this code into the CSS section of your HTML document -->.ddCalc{border:1px solid black;}.ddCalc TH{background-color:#BBBBBB;}.ddCalc TD{background-color:#DDDDDD;}.ddCalc A:link, .ddCalc a:hover, .ddCalc a:active, .ddCalc a:visited {color:#990000;}</style><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com--><script language="javascript">// Created by: Jeremy Zongker :: http://www.destroydebt.com/function ddCalc(showAmort) { if (document.getElementById('ddInitialDeposit').value=='') {alert('Please enter an initial deposit amount.'); return;} if (document.getElementById('ddContribution.value')=='') {alert('Please enter a monthly contribution amount.'); return;} if (document.getElementById('ddRate.value')=='') {alert('Please enter an assumed rate of return.'); return;} if (document.getElementById('ddYears.value')=='') {alert('Please enter either the number of years.'); return;} var mRate=(document.getElementById('ddRate').value/100)/12; var maxMonths=999999; var maxAmount=99999999999; if (document.getElementById('ddYears').value!='') maxMonths=document.getElementById('ddYears').value*12; var amort='<table width=100% cellpadding=2 cellspacing=0 border=1 style="text-align:right;"><tr><th>Month</th><th>Contributions</th><th>Interest</th><th>Total</th></tr>'; //Get a decimal var currentAmount=0.1-0.1; var currentContributions=0.1-0.1; var currentInterest=0.1-0.1; currentAmount+=document.getElementById('ddInitialDeposit').value currentContributions+=document.getElementById('ddInitialDeposit').value; var monthlyAmount=Number(document.getElementById('ddContribution').value); var currentMonth=0; while (currentMonth<maxMonths && currentAmount<maxAmount) { currentMonth++; var interest=Number(currentAmount)*Number(mRate); currentInterest=Number(currentInterest) + Number(interest); currentContributions=Number(currentContributions) + monthlyAmount; currentAmount=Number(currentAmount)+Number(interest)+monthlyAmount; amort+='<tr><td>' + currentMonth + '</td><td>$' + Number(currentContributions).toFixed(2) + '</td><td>$' + Number(currentInterest).toFixed(2) + '</td><td>$' + Number(currentAmount).toFixed(2) + '</td></tr>'; } document.getElementById('ddResult').innerHTML="With an initial deposit of $" + Number(document.getElementById('ddInitialDeposit').value).toFixed(2) + ", monthly contributions of $" + monthlyAmount.toFixed(2) + " and an assumed annual interest rate of " + document.getElementById('ddRate').value + "% for " + Number(currentMonth)/12 + " years, you will earn a total of $" + Number(currentAmount).toFixed(2) + "."; if (showAmort) { document.getElementById('ddResult').innerHTML+='<BR><BR><B>Amortization Schedule</B><BR><div style="overflow: scroll;height: 200px;">' + amort + '</table></div>'; } else { document.getElementById('ddResult').innerHTML+=' <p align="center"><a href="javascript:ddCalc(true);">Show Amortization</a></p>'; }}</script><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com--><table class="ddCalc" border=0 cellpadding=0 cellspacing=0 width=400> <tr><th>Compounding Interest Calculator</th></tr> <tr><td align=center> <table cellpadding=2 cellspacing=0> <tr><td align="right">Initial Deposit Amount: $</td><td><input size=6 type=text id="ddInitialDeposit"></td></tr> <tr><td align="right">Monthly Contribution: $</td><td><input size=6 type=text id="ddContribution"></td></tr> <tr><td align="right">Assumed Annual Return: </td><td><input size=6 type=text id="ddRate">%</td></tr> <tr><td align="right">Number of years: </td><td><input size=6 type=text id="ddYears"></td></tr> <tr><td colspan=2 align="center"><input type=button value="Calculate" onclick="ddCalc(false);"></td></tr> <tr><td colspan=2 align="center" id="ddResult"></td></tr> </table> </td></tr> <tr><td align=right valign=top style="font-weight:bold;font-size:8pt;">Powered by:<a href="http://www.destroydebt.com/" target="_blank"><img src="http://www.destroydebt.com/images/logosmall.png" border="0" alt="debt help"></a></td></tr></table><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com-->