");
document.writeln("本息平均攤還試算 | ");
document.writeln("| 您的貸款金額是： | " + IntToString(iP) + " 元 | ");
document.writeln("| 貸款年數： | " + iN + " 年 | ");
document.writeln("| 貸款起始年月是： | 民國 " + iSYear + " 年 " + iSMon + " 月 | ");
document.writeln("| 年利率： | " + dI + " ％ | ");
document.writeln(" | ");
document.writeln(" ");
document.writeln("本試算僅在利率不變下適用，計算結果為一近似值，僅供參考");
document.writeln("
");
iP = parseInt(iP);
iN = parseFloat(iN);
iSYear = parseInt(iSYear);
iSMon = parseInt(iSMon);
dI = parseFloat(dI);
var remP = iP;
var i, ei1 = 1, ei2 = 1, ei3 = 1;
ei1 = Math.pow((1 + dI / 12 / 100), (iN * 12));
ei2 = ei1 * (dI/12/100);
ei3 = ei1 - 1;
var ei = ei2 / ei3;
//原始公式
//var ei = ((Math.pow((1+ dI/12/100), (iN*12)))*(dI/12/100)) / (Math.pow((1+dI/12/100), (iN*12))-1);
//每月應付本息
var avpayP = Math.round(ei*iP);
var avpayM, avpayI;
var totM = iSYear*12 + iSMon - 1;
document.writeln(" ");
document.writeln("");
document.writeln("攤還年/月 | ");
document.writeln("每月應還
本金金額 | ");
document.writeln("每月應付
利息金額 | ");
document.writeln("每月應付
本息金額 | ");
document.writeln(" ");
var k, Ym, Mm, Total_P = 0, Total_I = 0, Total_M = 0;
for (k = 1; k <= iN*12; k++)
{
Ym = parseInt(totM / 12);
Mm = totM - ( Ym * 12) + 1;
//每月應付利息
avpayI = Math.round(remP*dI/12/100);
//每月應付本金
avpayM = avpayP - avpayI;
document.writeln("");
document.writeln("| 民國" + Ym + "年" + Mm + "月 | ");
document.writeln("" + IntToString(avpayM) + " | ");
document.writeln("" + IntToString(avpayI) + " | ");
document.writeln("" + IntToString(avpayP) + " | ");
document.writeln(" ");
remP = remP - avpayM;
totM++;
Total_P += avpayP;
Total_I += avpayI;
Total_M += avpayM;
}
// document.writeln("");
// document.writeln("| 總 計 | ");
// document.writeln("＄" + IntToString(Total_M) + " | ");
// document.writeln("＄" + IntToString(Total_I) + " | ");
// document.writeln("＄" + IntToString(Total_P) + " | ");
// document.writeln(" ");
document.writeln(" ");
document.writeln("本試算僅在利率不變下適用，計算結果為一近似值，僅供參考");
document.writeln("");
document.writeln(" |