余莫瑤python期中考javascript按鈕button事件onchange
余莫瑤輸入參數
輸入k輸入m
輸入n
余莫瑤eval=evaluate函數calculator美國男生印度女生,調色板
w3schools eval()美國男生Bro Code from tkinter import * def button_press(num): global equation_text equation_text = equation_text + str(num) equation_label.set(equation_text) def equals(): global equation_text try: total = str(eval(equation_text)) equation_label.set(total) equation_text = total except SyntaxError: equation_label.set("syntax error") equation_text = "" except ZeroDivisionError: equation_label.set("arithmetic error") equation_text = "" def clear(): global equation_text equation_label.set("") equation_text = "" window = Tk() window.title("余莫瑤計算機calculator") window.geometry("500x500") equation_text = "" equation_label = StringVar() label = Label(window, textvariable=equation_label, font=('consolas',20), bg="white", width=24, height=2) label.pack() frame = Frame(wi...