在Tkinter中通过按钮或复选框更改值

from tkinter import *

def change_value():
    value.set("New value")

root = Tk()

value = StringVar()
value.set("Initial value")

button = Button(root, text="Change Value", command=change_value)
button.pack()

label = Label(root, textvariable=value)
label.pack()

root.mainloop()

from tkinter import *

def toggle_value():
    if value.get() == 0:
        value.set(1)
    else:
        value.set(0)

root = Tk()

value = IntVar()
value.set(0)

checkbox = Checkbutton(root, text="Toggle Value", variable=value, command=toggle_value)
checkbox.pack()

label = Label(root, textvariable=value)
label.pack()

root.mainloop()