python Tkinter基础 Button command在窗体中添加一个按钮,单击按钮 在IDLE中打印一行字

这是👉python Tkinter基础 Button command在窗体中添加一个按钮,单击按钮 在IDLE中打印一行字👈的摘要

code

# Tkinter基础 Button command在窗体中添加一个按钮,单击按钮 在IDLE中打印一行字

import tkinter as tk

class App():
    def __init__(self, master):
        frame = tk.Frame(master)
        frame.pack()

        self.testButton = tk.Button(frame, text = "hello", fg = "blue", command = self.testPrint)
        self.testButton.pack()

    def testPrint(self):
        print("测试消息!!!!")


root = tk.Tk()
app = App(root)
root.mainloop()

结果:

updatedupdated2019-06-102019-06-10
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