第18週吳東泰成果

吳東泰期末考

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金融計算

程式碼

<style>

h1{border: 30px outset red;  

  background-color: green;  

  color: white;

  text-align: center;}

</style>

<h1>吳東泰期末考</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="180"></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/AVvXsEg3g0vVHXz264T37MOnGBsw_TvovsZ5KImrkCQxRWxObH0AKHLMmwfShXmNWY6q7ZsVXK1BIgrcMDfUrBnwOBhvi4D_sBHcxuaG691p4sTp9K9nh3LFsfBIstJkhV9o_VCL5LiTT8ERR3-U/s752/1.JPG" style="display: block; padding: 1em 0; text-align: center; "><img alt="" border="0" width="600" data-original-height="564" data-original-width="752" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg3g0vVHXz264T37MOnGBsw_TvovsZ5KImrkCQxRWxObH0AKHLMmwfShXmNWY6q7ZsVXK1BIgrcMDfUrBnwOBhvi4D_sBHcxuaG691p4sTp9K9nh3LFsfBIstJkhV9o_VCL5LiTT8ERR3-U/s600/1.JPG"/></a></div>

<h1>對照EXCEL金融計算</h1>

<div class="separator" style="clear: both;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiBPdVU7sAUvr-AgQ5qSAvwibCh6zpDR7cW0MwDJ9dbv80KzE9OgXHNx4JGlHlTmvqEdVdOO1Usk34tIYE4BKFnmz1Vp_XsqICZ0THP3K44TJpTj0veY8r2eBge7pL0QiBZRrwAXUWEG6P4/s1072/2.JPG" style="display: block; padding: 1em 0; text-align: center; "><img alt="" border="0" width="600" data-original-height="380" data-original-width="1072" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiBPdVU7sAUvr-AgQ5qSAvwibCh6zpDR7cW0MwDJ9dbv80KzE9OgXHNx4JGlHlTmvqEdVdOO1Usk34tIYE4BKFnmz1Vp_XsqICZ0THP3K44TJpTj0veY8r2eBge7pL0QiBZRrwAXUWEG6P4/s600/2.JPG"/></a></div>

<h1>程式碼</h1>

<script>

function CompF(){ 

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

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

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

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

  var fvif = y;

  fvif++;

  pvif =fvif ** 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. toFixed(2);

}

 

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>