Tkinter change button text

import tkinter as tk

root = tk.Tk()

def update_btn_text():
    btn_text.set("b")

btn_text = tk.StringVar()
btn = tk.Button(root, textvariable=btn_text, command=update_btn_text)
btn_text.set("a")

btn.pack()

root.mainloop()

Source: stackoverflow.com

Similar codes

0 vote376 views1 answer
Python image layers
Python
0 vote313 views9 answers
Python code checker and corrector
Python
0 vote342 views1 answer
Python struct pack
Python
1 vote339 views1 answer
Python second to last element in list
Python
0 vote351 views1 answer
Python transform two columns to a list combine
Python
1 vote374 views1 answer
Torch save state dict
Python
3 votes341 views5 answers
Kwargs in python
Python
11 votes347 views4 answers
Python file directory
Python
1 vote400 views1 answer
Django how to set a navbar active
Python Django
0 vote369 views1 answer
How to remove a list of numbers from a list in python
Python