from tkinter import * #或者import tkinter as tk
import math#輸入數學MATH函式庫
tk = Tk() #建構視窗名為tk
tk.geometry('1200x400')#視窗 寬1200像素
tk.title(" 蘇俊宇python tkinter三角函數")
canvas = Canvas(tk, width=1200, height=400, bg='PINK')
canvas.grid(row=0,column=0,padx=5,pady=5,columnspan=3)
delay=3 # milliseconds, 1/1000秒
x1,y1,z1=0,200,10#python特徵,多變數=對等值
h=190 #上下範圍,相當於數學1到-1
def LH():
global x1, y1, z1#global全球,local當地
x2 = x1 + 1 #換到下個+1
y2=200 - h*math.sin(0.02*x2)
z2=200 - h*math.cos(0.02*x2)
L1=canvas.create_line(x1,y1,x2,y2,fill='BLUE',width=10)
L2=canvas.create_line(x1,z1,x2,z2,fill='yellow',width=10)
if (x2< 1200): #沒有超過, 記得將 "小於" 改成運算
x1,y1,z1=x2,y2,z2#下一個起點是現在終點
canvas.after(delay,LH)#每隔delay執行
else:
canvas.delete("all")
x1,y1,z1=0,200,10#下一個起點是回到原點
canvas.after(delay,LH)
#return沒你的事,滾回你老家
LH() #執行LauHou老猴
tk.mainloop()
劉于萱w3school的EXCEL函數
https://www.w3schools.com/excel/excel_functions.php Function Description =AND Returns TRUE or FALSE based on two or more conditions =AVERAGE Calculates the average (arithmetic mean) =AVERAGEIF Calculates the average of a range based on a TRUE or FALSE condition =AVERAGEIFS Calculates the average of a range based on one or more TRUE/FALSE conditions =CONCAT Links together the content of multiple cells =COUNT Counts cells with numbers in a range =COUNTA Counts all cells in a range that has values, both numbers and letters =COUNTBLANK Counts blank cells in a range =COUNTIF Counts cells as specified =COUNTIFS Counts cells in a range based on one or more TRUE or FALSE condition =IF Returns values based on a TRUE or FALSE condition =IFS Returns values based on one or more TRUE or FALSE conditions =LEFT Returns values from the left side of a cell =LOWER Reformats content to lowercase =MAX Returns the highest value in a range =MEDIAN Returns the middle value in the data =MIN Returns the lowe...

期末考沒有border第一列指令前面的空白會誤導不懂的人。https://liuyuhsuan0.blogspot.com/2026/01/python.html
回覆刪除截圖要原始大小,沒有放javascript的三角函數。https://liuyuhsuan0.blogspot.com/2025/12/from-tkinter-import-import-tkinter-as.html