tkinter.END, ["bird", "duck"])
# 删除元素:参数 1 为开始的引用,参数 2 为结束的索引,如果不指出参数 2 ,只删除第一个索引处的内容
lb.delete(1, 2...Menu 控件 I
# 菜单条
menuBar = tkinter.Menu(win)
win.config(menu=menuBar)
# 创建一个菜单选项
menu1 = tkinter.Menu...(menuBar, tearoff=True)
# 给菜单选项添加内容
for i in ["C", "C++", "Java", "Python", "PHP", "JS", "C#", "Mysql...in ["white", "black", "red", "green", "blue", "yellow", "pink"]:
menu2.add_command(label=i)
# 向菜单条中添加菜单选项...Menu 控件 II
# 鼠标右键显示菜单
menuBar = tkinter.Menu(win)
menu = tkinter.Menu(menuBar, tearoff=True)
for i in