周偉玲Python與Javascript與EXCEL IRR函數比較

嵌入影片

pmt = [0,0,0,0] #周偉玲程式設計586設定串列list
pmt[0]=float(input('躉繳金額: '))#float函數轉化為實數(浮點數)
for nper in range(1,4):
    pmt[nper] = float(input('第'+str(nper)+'期回收: '))
def npv(rate):
    y = - pmt[0]
    for j in range(1,4):
        y = y + pmt[j]/(1+rate)**j
    return y
a, b, gap, f = 0.0, 1.0, 9.0, 9.0
maxerror = 0.000001
loopNumber = 1
while (gap > maxerror and abs(f) > maxerror and loopNumber < 100):
    loopNumber+=1
    c = (a+b)/2;
    f = npv(c);
    if ( abs(f) > maxerror and gap > maxerror):
        if ( f>0 ):
            a = c
        else:
           b = c
        gap = b-a;
print('周偉玲報酬率: ', c)
print('周偉玲淨現值: ', f)
print('周偉玲迴圈次數: ', loopNumber)

心得

被使用最多的程式語言JAVASCRIPT因為利用瀏覽器BROWSER就可以執行,利用手機就可以撰寫與執行程式碼CODE。最流行、最容易學習的程式語言是PYTHON利用SPYDER執行,上網利用雲端的解譯COLAB

留言

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      順利https://zhuo-1005.blogspot.com/2025/04/javascriptpython.html
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