#註解劉任昌學過python
import random
x = [ i for i in range(10)]
print('產生清單',x)
y ={}
for i in x:
y[i]=random.random()
print(y)
for i in y:
print(i, y[i])
蔡耀葳python視窗GUI自訂方法canvas.delete("all")
程式碼 #原來240單元程式碼如下 from tkinter import * #從函式庫 tkinter 輸入所有 * 方法 from math import * #從函式庫 math 輸入所有 * 方法 t = (3,4,5,6,7,8,9,10,11,12,16,20)#宣告一元組tuple(...) tk = Tk() tk.title("蔡耀葳視窗使用者介面GUI") canvas = Canvas(tk, width=800, height=500) canvas.pack() def show(event): #定義由事件event(按鈕選單)呼叫的函數show cx, cy, cr = 160, 210, 150 #宣告圓中心座標cx, cy半徑cr x, y =[],[] #宣告二陣列[...] k = s.get() #取得 ge t按鈕選單的選擇變數 u = 2 * pi / k #使用模組 math 圓周率 pi for i in range(k): x.append(cx + cr*cos(i*u)) #加入陣列的元素 y.append(cy + cr*sin(i*u)) #使用模組 math 三角函數cos, sin for i in range(k-1): canvas.create_line(x[i], y[i], x[i+1], y[i+1], width=3, fill='purple') canvas.create_line(x[k-1], y[k-1], x[0], y[0], width=3, fill='purple') #可考慮增加width寬度,fill顏色 def diagonal(): cx, cy, cr = 510, 210, 200 #宣告圓中心座標cx, cy半徑cr x, y =[],[] ...
https://erichtml-css-javascript-java.blogspot.com/2025/06/60.html
回覆刪除Table. https://erichtml-css-javascript-java.blogspot.com/2025/05/youtube-video-player.html
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