劉任昌 金融計算 期末考

楊基珠2021年1月期末考

現值
利率
期數
金流
終值

對應的EXCEL

開啟從選取範圍建立名稱

程式碼

<h1>馬哥2021年1月期末考</h1>

<!--輸出現值計算結果到 td--><table border="1">

<tbody>

<tr><td>現值</td><td><input id="p" type="number" /></td><td><input onclick="CompP()" type="button" value="計算現值" /></td><td id="p_" width="160"></td></tr>

<tr><td>利率</td><td><input id="y" type="number" value="0.001" /></td></tr>

<tr><td>期數</td><td><input id="n" type="number" value="240" /></td><td><input onclick="CompN()" type="button" value="計算期數" /></td><td id="n_"></td></tr>

<tr><td>金流</td><td><input id="m" type="number" value="0" /></td><td><input onclick="CompM()" type="button" value="計算金流" /></td><td id="m_"></td></tr>

<tr><td>終值</td><td><input id="f" type="number" value="0" /></td></tr>

</tbody></table>

<h1>對應的EXCEL</h1>

<div class="separator" style="clear: both;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjuR6-H91VJd6M6ZyTVmBWosq0-rOJ1hI0nlBXPbD1pvs0DHYhmX0eiaiYHLVpzxnzPy3sbucu287JGgy4EUCrUmPDU_ABaXu0NCZwEWBFwDQbG11sz9SoQfToOio3OvspZqjm5wM_VX5Cy/s914/1.JPG" style="display: block; padding: 1em 0; text-align: center; "><img alt="" border="0" width="600" data-original-height="393" data-original-width="914" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjuR6-H91VJd6M6ZyTVmBWosq0-rOJ1hI0nlBXPbD1pvs0DHYhmX0eiaiYHLVpzxnzPy3sbucu287JGgy4EUCrUmPDU_ABaXu0NCZwEWBFwDQbG11sz9SoQfToOio3OvspZqjm5wM_VX5Cy/s600/1.JPG"/></a></div>

<h2>開啟從選取範圍建立名稱</h2>

<div class="separator" style="clear: both;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjVI9m8D_Kq5tpfPfm3vE0u9zJ1kjeVZTEAluINnCs7YVt0m0wnyrV-gzQSD5vKywpRWqMAvOn-igGxS1xwgxBaHnBhUXHuT6gYGtVnMRZhrpHG186BpmVLUIka-YkWXYIsYYoaqfWyss8I/s900/2.JPG" style="display: block; padding: 1em 0; text-align: center; "><img alt="" border="0" width="600" data-original-height="509" data-original-width="900" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjVI9m8D_Kq5tpfPfm3vE0u9zJ1kjeVZTEAluINnCs7YVt0m0wnyrV-gzQSD5vKywpRWqMAvOn-igGxS1xwgxBaHnBhUXHuT6gYGtVnMRZhrpHG186BpmVLUIka-YkWXYIsYYoaqfWyss8I/s600/2.JPG"/></a></div>

<h1>程式碼</h1>

<script>

function CompN(){    //輸入y, m, p, f 計算 n 

  var y = document.getElementById("y").value;

  var m = document.getElementById("m").value;

  var p = document.getElementById("p").value;

  var f = document.getElementById("f").value;

  var pvif = y;

  pvif++;        // pvif = 1+y

  var n = Math.log( ( f - m/y )/( p - m/y ) )/Math.log( pvif ) ;

  document.getElementById("n_").innerHTML = n.toFixed(2);

}

function CompM(){

  var y = document.getElementById("y").value;

  var n = document.getElementById("n").value;

  var p = document.getElementById("p").value;

  var f = document.getElementById("f").value;

  var pvif = y;

  pvif++;

  pvif =1/pvif**n;

  var m = y*( p - f * pvif )/( 1 - pvif ) ;

  document.getElementById("m_").innerHTML = m.toFixed(2);

}

function CompP(){

  var y = document.getElementById("y").value;

  var n = document.getElementById("n").value;

  var m = document.getElementById("m").value;

  var f = document.getElementById("f").value;

  var pvif = y;

  pvif++;

  pvif =1/pvif**n;

  var p = (1-pvif)*m/y + f * pvif;

  document.getElementById("p_").innerHTML = p.toFixed(2);

}

</script>