[tkinter]隐藏/销毁控件

from tkinter import *

root = Tk()

l1 = Label(root, text='pack_forget')
b3 = Button(root, text='按钮')

b1 = Button(root, text='隐藏', command=b3.pack_forget)
b2 = Button(root, text='显示', command=b3.pack)

l1.pack(fill=X)
b1.pack(fill=X)
b2.pack(fill=X)
b3.pack()

root.mainloop()

from tkinter import *

root = Tk()

button_list = []


def add_button():
    b = Button(root, text='按钮')
    b.pack(fill=X)
    button_list.append(b)


def reduce_button():
    if button_list:
        b = button_list.pop()
        # b.pack_forget()
        b.destroy()


b1 = Button(root, text='添加按钮', command=add_button)
b2 = Button(root, text='减少按钮', command=reduce_button)

b1.pack()
b2.pack()

root.mainloop()