陳雨彤eval=evaluate函數calculator美國男生印度女生,調色板
w3school eval() 美國男生Bro Code 印度女生 from tkinter import * def buttonClick(number): global operator operator = operator + str(number) input_value.set(operator) def buttonClear(): global operator operator = "" input_value.set("") def buttonEqual(): global operator result = str(eval(operator)) input_value.set(result) operator = "" main = Tk() main.title("劉任昌Calculator") operator = "" input_value = StringVar() display_text = Entry(main, font=("arial", 20, "bold"), textvariable=input_value, bd=30, insertwidth=4, bg="powder blue", justify=RIGHT) display_text.grid(columnspan=4) # Row 1 7 8 9 + btn_7 = Button(main, padx=16, bd=8, fg="black", font=("arial", 20, "bold"), text="7", command=lambda: buttonClick(7)) btn_7.grid(row=1, column=0) btn_8 = Button(main, padx=16, bd=8, fg="black",...