楊雅竹Javascript與Python數值方法
PYTHON計算現值PRESENT VALUE程式碼
def computePV(): #python def函數: {}
r = float(input('輸入利率: '))#float轉為實數
n = float(input('輸入期數: '))
m = float(input('輸入每期金額: '))
f = float(input('輸入終值: '))
pvif = 1/(1+r)**n
pv = (1-pvif)*m/r + f * pvif
print('現值等於 ',pv)
#前面我們用Javascript這裡python
#function: def
#{區段} 同一個縮排indent同一個區段
computePV()我會使用上面的PYTHON也會使用下面的JAVASCRIPT1
| 利率y(rate) | 期數n(nper) | 金流m(pmt) | 終值f(fv) |
參考楊雅竹金融市場講義https://drive.google.com/file/d/17z6UZgN5fC2XCO1L8_BQs57dgQXzbwou/view?usp=sharing
楊雅竹學習HTML+CSS+JavaScript程式碼
<style>
h1{border: 30px outset red;
background-color: green;
color: white;
text-align: center;}
</style>
<script>
function computePV(){
var r = document.getElementById("rate").value;
var n = document.getElementById("nper").value;
var m = document.getElementById("pmt").value;
var f = document.getElementById("fv").value;
pvif =r;
pvif++;
pvif =1/pvif**n;
var pv = (1-pvif)*m/r + f * pvif;
document.getElementById("pv").innerHTML = pv;
}
</script>
<body>
<table border="1">
<tr><td>利率y(rate)</td><td>期數n(nper)</td><td>金流m(pmt)</td><td>終值f(fv)</td></tr>
<td><input id="rate" type="number"/></td>
<td><input id="nper" type="number" /></td>
<td><input id="pmt" type="number" /></td>
<td><input id="fv" type="number" /></td></tr>
</table>
<input onclick="computePV()" type="button" value="計算現值" />
<p id="pv"></p>
<p>參考楊雅竹金融市場講義https://drive.google.com/file/d/17z6UZgN5fC2XCO1L8_BQs57dgQXzbwou/view?usp=sharing<p>
<h1>楊雅竹學習HTML+CSS+JavaScript程式碼<h1/>
</body>
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