林詩容期末考

劉任昌2021年1月期末考

現值
利率
期數
金流
終值

對照EXCEL先打開從範圍定義名稱

對照EXCEL金融試算

程式碼

<style>

h1{border: 30px outset red;  

  background-color: green;  

  color: white;

  text-align: center;}

</style>

<h1>劉任昌2021年1月期末考</h1>

<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="100"></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_" width="100"></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><td><input onclick="CompF()" type="button" value="計算終值" /></td><td id="f_"></td></tr>

</tbody></table>

<h1>對照EXCEL先打開從範圍定義名稱</h1>

<div class="separator" style="clear: both;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEizUEUgBKzdi9uFqMcpEew-Ep-6g9pWwpQj7POz7tLs-1ZkC-x5DtD4vf1CDBGY0VutJhb-2-0b_HlzPxlooYRQ91pcKrr1dplfzHGzVh0xZyOXekbIh8FBBBCgz6Z5KNHWcoiQCUXEn_kQ/s860/1.JPG" style="display: block; padding: 1em 0; text-align: center; "><img alt="" border="0" width="600" data-original-height="462" data-original-width="860" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEizUEUgBKzdi9uFqMcpEew-Ep-6g9pWwpQj7POz7tLs-1ZkC-x5DtD4vf1CDBGY0VutJhb-2-0b_HlzPxlooYRQ91pcKrr1dplfzHGzVh0xZyOXekbIh8FBBBCgz6Z5KNHWcoiQCUXEn_kQ/s600/1.JPG"/></a></div>

<h1>對照EXCEL金融試算</h1>

<div class="separator" style="clear: both;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjpFhuCBjJ_XxZ7iGMXMa2VytrQqTGCy4BnSOzx13x5tAGIhtjTiuqBkvp0TfC5k0hKN4l2dIm52qqxvXKIq3ZFDDCeeC722tuf0K0Gzx6_H0v-er8Vbia1W_e1CW865R7MT4kVPMJbsi8h/s854/2.JPG" style="display: block; padding: 1em 0; text-align: center; "><img alt="" border="0" width="600" data-original-height="343" data-original-width="854" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjpFhuCBjJ_XxZ7iGMXMa2VytrQqTGCy4BnSOzx13x5tAGIhtjTiuqBkvp0TfC5k0hKN4l2dIm52qqxvXKIq3ZFDDCeeC722tuf0K0Gzx6_H0v-er8Vbia1W_e1CW865R7MT4kVPMJbsi8h/s600/2.JPG"/></a></div>

<h1>程式碼</h1>

<script>

function CompF(){

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

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

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

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

  var fvif = y;

  fvif++;         //pvif = 1+y

  pvif =fvif ** n;   //pvif = 1/(1+y)^n

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

  document.getElementById("f_").innerHTML = f.toFixed(6);

}

  

function CompP(){      //計算現值 p

  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;

}

function CompN(){      //計算期數 n

  var y = document.getElementById("y").value; //從html表格取得 id=y

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

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

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

  var pvif = y;

  pvif++;

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

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

}

  

  

function CompM(){      //計算金流 m

  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 = 利率

  pvif++;          //pvif = 利率 + 1

  pvif =1/pvif**n;    //pvif = 1/(利率+1)^n

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

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

}

</script>